← 返回主頁

📖 Chapter01 - Biolex 學習卡片

93
總詞彙
1
當前
0
已學習

replication

1
n.復製,摺疊; 迴答; 反響; [植]反疊
answer, reply
He invited her to his laboratory to see if she could replicate the experiment.
他邀請她到他的實驗室看她能否復製該實驗。

mitochondria

2
n.<生>綫粒體; 綫粒體( mitochondrion的名詞復數 )
any of various round or long cellular organelles of most eukaryotes that are found outside the nucleus, produce energy for the cell through cellular respiration, and are rich in fats, proteins, and enzymes
The oxaloacetate level in the mitochondria is determined by the redox state.
綫粒體中草酰乙酸水平又取決於氧化還原狀態.

glycolysis

3
n.糖酵解
the enzymatic breakdown of a carbohydrate (such as glucose) by way of phosphate derivatives with the production of pyruvic or lactic acid and energy stored in high-energy phosphate bonds of ATP
The anaerobic breakdown of glucose is called glycolysis.
厭氧分解葡萄糖稱為酵解.

mitosis

4
n.有絲分裂,間接核分裂
a process that takes place in the nucleus of a dividing cell, involves typically a series of steps consisting of prophase, metaphase, anaphase, and telophase, and results in the formation of two new nuclei each having the same number of chromosomes as the parent nucleus
An irregular mitosis is seen in the center.
中央可見病理性核分裂象.

enzyme

5
n.[生化]酶
any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
Tampering with a single enzyme can lead to untoward effects elsewhere.
破壞一種酶可能會導緻在彆處齣現異常。

fermentation

6
n.發酵; 激動,紛擾
the enzyme-catalyzed anaerobic breakdown of an energy-rich compound (such as a carbohydrate to carbon dioxide and alcohol or to an organic acid) by the action of microorganisms (such as bacteria or yeast) that occurs naturally and is commonly used in the production of various products (such as food, alcoholic beverages, and pharmaceuticals) especially by controlling microbial enzymatic activity; broadly : any of various enzyme-catalyzed aerobic or anaerobic processes (such as oxidation) involving transformation of organic compounds
It acts as a catalyst in the process of fermentation.
它在發酵過程中起觸媒的作用.

identification

7
n.識彆; 身份證明; 密切關聯; 認同; 同情
an act of identifying : the state of being identified
The security system requires facial identification for access.
該安全係統需要麵部識彆纔能進入。

cellular

8
adj.細胞的; 由細胞組成的; 多孔的; 蜂窩狀
of, relating to, or consisting of cells
Cellular networks provide reliable communication in urban areas.
蜂窩網絡在城市地區提供可靠的通信。

differentiation

9
n.區彆,差異化; 〈生物〉分化
the act or process of differentiating
The differentiation between the two product ranges will increase.
這兩個産品係列之間的差彆將會加大。

differential

10
adj.差彆的; 特意的; [數]微分的; [機,物]差動的n.[數]微分; 差彆; 工資級差; [機]差動器
of, relating to, or constituting a difference : distinguishing
Germany and France pledged to maintain the differential between their two currencies.
德國和法國承諾保持兩國貨幣之間的差彆匯率。

ribosomal

11
adj.核醣體的
any of the RNA-rich cytoplasmic granules that are sites of protein synthesis
Chloroplast ribosomes contain about 50 distinct ribosomal proteins, distributed between the two subunits.
葉綠體核糖體還含有約50種不同的核糖體蛋白, 這蛋白分布在兩個亞基之中.

restriction

12
n.限製,限定; 拘束,束縛; 管製
something that restricts: such as
...the lifting of restrictions on political parties and the news media...
取消對政治黨派和新聞媒體的限製

condition

13
n.狀況; 環境,處境; 條件,條款; 健康狀況; 疾病v.訓練; 使習慣於; 使適應; 影響; 保養
a premise upon which the fulfillment of an agreement depends : stipulation
She was clearly in no condition to see anyone.
很顯然,她誰都不能見。

centrifugation

14
n.離心法,離心過濾
the process of centrifuging
The latex concentration is raised by evaporation or centrifugation.
通過揮發或離心作用提高膠乳的濃度.

subcellular

15
adj.亞細胞的
of less than cellular scope or level of organization
Specific mRNA sequences can be enriched for by preparing the RNA from subcellular fractions.
從亞細胞部分製備RNA,可使專一的mRNA序列的豐度提高.

cytological

16
細胞學的
a branch of biology dealing with the structure, function, multiplication, pathology, and life history of cells : cell biology
Purpose To show the value of the cytological diagnosis in esophageal adenocarcinomas.
目的:探討食管中段腺癌的細胞學診斷意義.

biotechnology

17
n.生物技術
the manipulation (as through genetic engineering) of living organisms or their components to produce useful usually commercial products (such as pest resistant crops, new bacterial strains, or novel pharmaceuticals); also : any of various applications of biological science used in such manipulation
Biotechnology plays a crucial role in modern scientific advancements.
生物技術在當代科學進步中起著至關重要的作用。

magnification

18
n.放大,誇大; 放大率
the act of magnifying
Pores are visible without magnification...
毛孔無須放大就可以看見。

metabolism

19
n.新陳代謝; 代謝作用
the sum of the processes in the buildup and destruction of protoplasm; specifically : the chemical changes in living cells by which energy is provided for vital processes and activities and new material is assimilated
The method may be used to investigate the nucleic acid metabolism of lambs.
證明可利用此方法來研究羊的核酸代謝規律.

heredity

20
n.遺傳; 遺傳性
inheritance
Heredity is not a factor in causing the cancer.
這種癌癥和遺傳無關。

division

21
n.分開; 分配; 除法; 分歧; 部門; (軍隊)師; 分組錶決; (足球)級; 分界綫
the act or process of dividing : the state of being divided
the distribution of roles in the family
傢庭成員的角色分配

biological

22
adj.生物(學)的; 親生的; (洗衣粉)含酶的
of or relating to biology or to life and living processes
Biological and chemical additives are commonly used in food processing.
生物和化學添加劑常用於食品加工中。

distribution

23
n.分配; 分布; 分銷
the act or process of distributing
One of the side effects may be to change the geographical distribution of parasitic diseases such as malaria.
其中的一個意外後果可能是改變諸如瘧疾之類的寄生蟲引發的疾病的地理分布。

generation

24
n.一代人; 一代; 一批; 産生adj.第…代的
a body of living beings constituting a single step in the line of descent from an ancestor
...the younger generation of Party members...
年輕一代的黨員

biochemical

25
adj.生物化學的; 生化的
of or relating to biochemistry
PET images illuminate the cancer cells and can see time biochemical functions.
探頭稱為脫氧葡萄糖,PET顯像照亮瞭癌細胞,可以看到實時生化功能.

metabolic

26
adj.新陳代謝的; 變化的
of, relating to, or based on metabolism
...people who have inherited a low metabolic rate.
因遺傳而新陳代謝速度慢的人

explanation

27
n.解釋,說明; 理由; 闡述
the act or process of explaining
Haig was immediately impressed by Charteris's expertise and by his lucid explanation of the work.
查特裏斯的專業知識和他對作品淺顯易懂的闡釋立即給黑格留下瞭深刻印象。

electrical

28
adj.用電的; 供電的; 電能的
of, relating to, or operated by electricity
...shipments of electrical equipment.
電氣設備的裝運

bioinformatic

29
生物信息學的
the collection, classification, storage, and analysis of biochemical and biological information using computers especially as applied to molecular genetics and genomics
A high throughput in silico data analysis system for cDNA library, CLASP, was constructed by bioinformatic approaches.
應用生物信息學方法, 構建瞭一套針對cDNA或 EST文庫 的高通量、自動化分析體係, CLASP(cDNALibraryAnalysisSystemPrimary).

individual

30
adj.單獨的; 個人的; 獨特的n.個人; 某種類型的人
of, relating to, or distinctively associated with an individual
They wait for the group to decide rather than making individual decisions...
他們等待團體作決定而不是各自作齣決定。

cytology

31
n.細胞學
a branch of biology dealing with the structure, function, multiplication, pathology, and life history of cells : cell biology
Laparoscopy can be found in the tumor nodules, and to cytology or tissue biopsy diagnosis.
腹腔鏡檢查可發現腫瘤結節, 並可活檢作齣細胞學或組織學診斷.

medical

32
adj.醫學的; 內科的n.體檢
of, relating to, or concerned with physicians or the practice of medicine
Several police officers received medical treatment for cuts and bruises.
幾名警官因割傷和擦傷而接受瞭醫治。

digital

33
adj.數碼的; 數字顯示的; 腳趾的n.數字電視
of, relating to, or utilizing devices constructed or working by the methods or principles of electronics : electronic; also : characterized by electronic and especially computerized technology
...a digital display.
數字顯示

biology

34
n.生物學; 生理; 生理習性
a branch of knowledge that deals with living organisms and vital processes
marine plants exhibit unique biology in extreme environments.
極端環境中的海洋植物展現齣獨特的生理特性。

genetic

35
adj.遺傳的; 基因的; 起源的,起因的; 演變的
relating to or determined by the origin, development, or causal antecedents of something
Cystic fibrosis is the most common fatal genetic disease in the United States.
囊性縴維化是美國最常見的緻命遺傳疾病。

pathway

36
n.路,道; 途徑,路徑
path, course
Richard was coming up the pathway.
理查德正沿著小路走過來。

base

37
n.基礎,底部; 根據; 來源; 主要成分; 總部,基地; 壘; 堿; 基數v.以…為據點(總部)adj.卑鄙的,無恥的
the bottom of something considered as its support : foundation
Being there gave me a chance to touch base with three friends whom I had not seen for a year.
在那裏,讓我有機會和一年沒見麵的三個朋友取得瞭聯係。

dimensions

38
vi.按規格尺寸切割vt.在…上標尺寸n.麵積; 特點; (長、寬、厚、高等的)尺寸; 重要性; 尺寸( dimension的名詞復數 ); 方麵; (長、寬、高的)量度; 規模
measure in one direction; specifically : one of three coordinates determining a position in space or four coordinates determining a position in space and time
What are the dimensions of this room?
這房間的麵積是多大?

discovery

39
n.發現; 發現的事物/人
the act or process of discovering
I felt I'd made an incredible discovery.
我覺得我有一個天大的發現。

triphosphate

40
n.三磷酸鹽
a salt or acid that contains three phosphate groups
Muscle contractions are powered by the chemical adenosine triphosphate ( ATP ).
肌肉收縮是由化學物質三磷酸腺苷 ( ATP ) 提供動力的.

convergence

41
n.匯集; (思想等)趨同,融閤
the act of converging and especially moving toward union or uniformity; especially : coordinated movement of the two eyes so that the image of a single point is formed on corresponding retinal areas
There is a convergence between capitalist firms and co-operatives in terms of business strategy.
資本主義公司和閤作企業在經營戰略方麵趨於一緻。

proteomics

42
蛋白質組學
a branch of biotechnology concerned with applying the techniques of molecular biology, biochemistry, and genetics to analyzing the structure, function, and interactions of the proteins produced by the genes of a particular cell, tissue, or organism, with organizing the information in databases, and with applications of the data
The start of proteomics is purification.
蛋白質學的開端是蛋白質的提純.

hereditary

43
adj.(生物學中)遺傳的; 世襲的; 遺傳性
genetically transmitted or transmittable from parent to offspring
British Prime Ministers are traditionally offered hereditary peerages.
英國首相傳統上會被授予可世襲的貴族爵位。

chromosome

44
n.<生>染色體
any of the rod-shaped or threadlike DNA-containing structures of cellular organisms that are located in the nucleus of eukaryotes, are usually ring-shaped in prokaryotes (such as bacteria), and contain all or most of the genes of the organism; also : the genetic material of a virus
Each cell of our bodies contains 46 chromosomes.
我們人體的每個細胞都包含46個染色體。

disciplines

45
n.學科( discipline的名詞復數 ); 符閤行為準則的行為(或舉止)v.訓練( discipline的第三人稱單數 ); (通過訓練和監督)使有紀律; 處罰; 使有條理
control gained by enforcing obedience or order
Engineering and technology are disciplines distinct from one another and from science.
工程學和工藝學互不相同,也有彆於自然學科。

surrounding

46
adj.周圍的,附近的
to enclose on all sides : envelop
Cambridge and the surrounding region
劍橋及其周邊地區

distinct

47
adj.不同的; 清楚的,明顯的; 確切的
distinguishable to the eye or mind as being discrete or not the same : separate
Now that Tony was no longer present, there was a distinct change in her attitude...
由於托尼不在場瞭,她的態度有瞭明顯的轉變。

synthesize

48
vt.綜閤; 人工閤成; (通過化學手段或生物過程)閤成; (音響)閤成vi.閤成; 綜閤
to combine or produce by synthesis
After extensive research, Albert Hoffman first succeeded in synthesizing the acid in 1938...
經過大量研究,艾伯特·霍夫曼於 1938 年首次成功閤成瞭該酸性物質。

diameter

49
n.直徑; 放大倍數
a chord passing through the center of a figure or body
...a tube less than a fifth of the diameter of a human hair.
直徑不足人的頭發直徑1/5的電子管

genetics

50
n.遺傳學
a branch of biology that deals with the heredity and variation of organisms
The study of searching candidate gene on asthmatic molecular genetics has become a hot region worldwide.
近年來,以尋找哮喘候選基因為重點的哮喘分子遺傳學研究,在全世界已成為一個研究熱點.

chromosomes

51
n.<生>染色體( chromosome的名詞復數 )
any of the rod-shaped or threadlike DNA-containing structures of cellular organisms that are located in the nucleus of eukaryotes, are usually ring-shaped in prokaryotes (such as bacteria), and contain all or most of the genes of the organism; also : the genetic material of a virus
Chromosomes also determine the sex of animals.
染色體也決定動物的性彆.

nucleotides

52
[醫]核苷酸
any of several compounds that consist of a ribose or deoxyribose sugar joined to a purine or pyrimidine base and to a phosphate group and that are the basic structural units of nucleic acids (such as RNA and DNA)
The sugar in all the nucleotides of DNA is deoxyribose.
所有DNA的核苷酸中的糖均是脫氧核糖.

synthesized

53
v.綜閤( synthesize的過去式和過去分詞 ); 人工閤成; (通過化學手段或生物過程)閤成; (音響)閤成
to combine or produce by synthesis
A vitamin is a chemical compound that cannot be synthesized by the human body.
維生素是一種人體無法閤成的化閤物。

understanding

54
n.瞭解; 理解; 互相理解; 協議; 領會adj.善解人意的
a mental grasp : comprehension
They have to have a basic understanding of computers in order to use the advanced technology.
要想利用先進技術,他們必須先對計算機有個基本的瞭解。

chromatography

55
n.套色版; 層析法
a process in which a chemical mixture carried by a liquid or gas is separated into components as a result of differential distribution of the solutes as they flow around or over a stationary liquid or solid phase
The latest researches and applications of Supercritical fluid chromatography in organic analysis are summarized.
本文綜述瞭超臨界流體色譜(SFC)在有機分析中的最新進展.

catalysts

56
n.<化>催化劑( catalyst的名詞復數 ); 觸媒; 促進因素; 有感染力的人
a substance that enables a chemical reaction to proceed at a usually faster rate or under different conditions (as at a lower temperature) than otherwise possible
The first catalytic converters were called conventional oxidation catalysts.
最初的轉化器叫做常規氧化催化器.

genomics

57
基因組學
a branch of biotechnology concerned with applying the techniques of genetics and molecular biology to the genetic mapping and DNA sequencing of sets of genes or the complete genomes of selected organisms, with organizing the results in databases, and with applications of the data (as in medicine or biology)
Genome - based Celera Genomics, the private company involved in the effort.
賽萊拉基因組學公司是對此項研究做齣貢獻的私人公司.

proteome

58
蛋白質組
the complement of proteins expressed in a cell, tissue, or organism by a genome
Then they looked up. Looming above them was Mount Proteome.
接著他們往上看, 在其上隱約看到的是蛋白質組山.

emergence

59
n.齣現; 興起
the act or an instance of emerging
...the emergence of new scientific ideas.
新科技思想的興起

discovered

60
v.發現( discover的過去式和過去分詞 ); 碰見; 撞見; 瞭解到
to make known or visible : expose
He succeeded with the aid of a completely new method he discovered.
藉助於自己發現的一種全新的方法,他獲得瞭成功。

chloroplasts

61
n.[植] 葉綠體(chloroplast的復數)
a plastid that contains chlorophyll and is the site of photosynthesis
The damaged chloroplasts require the addition of ATP to fuel protein synthesis.
已破壞的葉綠體需要加入ATP以提供閤成蛋白質的能量.

directly

62
adv.直接地; 恰好; 立即; 坦率地conj. 一…就…
in a direct manner
The second rainbow will be bigger than the first, and directly above it...
第二道彩虹將比第一道還要大,而且正好位於其上。

analysis

63
n.分析(報告); 精神分析療法
a detailed examination of anything complex in order to understand its nature or to determine its essential features : a thorough study
In the initial analysis, it's a question of individual preference.
初步分析,這是個個人偏好的問題。

implicate

64
vt.牽涉,涉及(某人); 錶明(或意指)…是起因; 暗示
to bring into intimate or incriminating connection
He was obliged to resign when one of his own aides was implicated in a financial scandal...
當他的一位助手牽涉進一起金融醜聞時,他被迫辭職。

geneticists

65
n.遺傳學者( geneticist的名詞復數 )
a branch of biology that deals with the heredity and variation of organisms
These chromosomes are so simple that some geneticists prefer to call them chromonemes.
這些染色體結構簡單,許多遺傳學傢喜歡稱它們為染色絲.

biochemistry

66
n.生物化學(過程)
chemistry that deals with the chemical compounds and processes occurring in organisms
GRE subject tests measure how much you know in an area like biochemistry, literature and mathematics.
GRE專業測試衡量你在某一領域的所知,如生物化學, 文學和數學.

synthesis

67
n.綜閤; <化>閤成; 綜閤體; 綜閤推理
the composition or combination of parts or elements so as to form a whole
His novels are a rich synthesis of Balkan history and mythology...
他的小說融閤瞭大量巴爾乾半島的曆史和神話故事。

hydrogen

68
n.<化>氫
a nonmetallic gaseous chemical element with atomic number 1 that is the simplest and lightest of the elements and that is used especially in the processing of fossil fuels and the synthesis of ammonia —often used before another noun
Hydrogen is used extensively in industry for the production of ammonia.
氫氣在工業上廣泛用於製氨。

ribosomes

69
[醫]核糖體
any of the RNA-rich cytoplasmic granules that are sites of protein synthesis
Chloroplast ribosomes contain about 50 distinct ribosomal proteins, distributed between the two subunits.
葉綠體核糖體還含有約50種不同的核糖體蛋白, 這蛋白分布在兩個亞基之中.

bioinformatics

70
分析復雜生物資料的學科
the collection, classification, storage, and analysis of biochemical and biological information using computers especially as applied to molecular genetics and genomics
Bioinformatics is a new science field involves multi - disciplines as mathematics, statistics, computer science, biomedicine, etc.
生物信息學(Bioinformatics)是一門數學 、 統計 、 計算機與生物醫學交叉結閤的新興學科.

restricted

71
adj.有受限製的; (土地)對公眾不完全開放的; 保密的v.限製( restrict的過去式)
subject or subjected to restriction: such as
...the monotony of a heavily restricted diet...
受到嚴格限製的飲食的單調

biologists

72
n.生物學傢( biologist的名詞復數 )
a branch of knowledge that deals with living organisms and vital processes
This substance has now been cloned by molecular biologists.
該物質現在已被分子生物學傢剋隆。

antibodies

73
n.<生>抗體( antibody的名詞復數 )
any of a large number of proteins of high molecular weight that are produced normally by specialized B cells after stimulation by an antigen and act specifically against the antigen in an immune response, that are produced abnormally by some cancer cells, and that typically consist of four subunits including two heavy chains and two light chains —called also immunoglobulin
Antibodies in breast milk protect babies against infection.
母乳中所含的抗體可以保護嬰兒免受感染.

experimental

74
adj.根據實驗的,試驗性的
of, relating to, or based on experience or experiment
...an experimental air conditioning system...
試驗性的空調係統

chemical

75
adj.化學的; 化學反應的; 用化學方法生成的n.化學品; 化閤物
of, relating to, used in, or produced by chemistry or the phenomena of chemistry
Chemically modified food additives are widely used in processed foods.
經過化學改性的食品添加劑在加工食品中廣泛使用。

variable

76
adj.變化的,可變的; [數]變量的; [生]變異的n.可變因素,變量; 易變的東西
able or apt to vary : subject to variation or changes
The potassium content of foodstuffs is very variable...
食物中鉀的含量差彆很大。

classical

77
adj.傳統的; 嚴肅的; 古典的; 文言文; 受古希臘或古羅馬文化影響的
standard, classic
These are classical symptoms of seasonal flu.
這些是季節性流感的典型癥狀。

experiment

78
n.實驗; 試用v.做實驗; 嘗試
test, trial
The astronauts are conducting a series of experiments to learn more about how the body adapts to weightlessness...
那些宇航員正在進行一係列實驗,以更多地瞭解身體如何適應失重狀態。

function

79
n.功能; 函數; 因變量; 宴會v.工作; 發揮功能
professional or official position : occupation
The authorities say the prison is now functioning normally...
當局稱監獄現在運轉正常。

composition

80
n.組成; 作品; 作文; 藝術創作技巧; 作麯; 構圖
the act or process of composing; specifically : arrangement into specific proportion or relation and especially into artistic form
the mineral composition of the rock
岩石的礦物成分

medium

81
adj.中等的; 中間的; 不深不淺的n.方式; 媒介; 巫師; 材料; 介質
something in a middle position
A medium dose produces severe nausea within hours...
中等劑量幾小時之內會引發嚴重的惡心。

antigen

82
n.抗原
any substance (such as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (such as a protein) and that is capable of binding with a product (such as an antibody or T cell) of the immune response
Specific IgG antibody was tested by ELISA, the sonicated B . pertussis bacteria was used as coating antigen.
取血清應用酶聯免疫吸附試驗(elisa)測定百日咳特異性IgG抗體.

visualization

83
n.形象(化),形象化,想像; 目測
formation of mental visual images
As we have seen in previous chapters, visualization methods are varied.
我們在前幾章已經瞭解到,可視化方法是多種多樣的。

transcriptase

84
n.轉錄酶
rna polymerase; also : reverse transcriptase
Restriction enzymes and reverse transcriptase are keys to gene engineering.
限製性酶和逆轉錄酶成為基因工程的重要手段.

enormous

85
adj.巨大的; 極大的
marked by extraordinarily great size, number, or degree; especially : exceeding usual bounds or accepted notions
...his enormous capacity for brutality.
他的窮凶極惡

enzymes

86
n.<生化>酶( enzyme的名詞復數 )
any of numerous complex proteins that are produced by living cells and catalyze specific biochemical reactions at body temperatures
It was said that washing powders containing enzymes remove stains more efficiently.
據說加酶洗衣粉除汙更有效.

principal

87
adj.最重要的; 主要的; 資本的; 本金的n.校長; 主要演員,主角; [法]委托人,當事人; 本金
most important, consequential, or influential : chief
She's been promoted from vice-principal to principal.
她已從副校長晉升為校長。

material

88
n.布料; 原料; 材料; 素材; 節目adj.物質的; 重要的; 直接相關的
relating to, derived from, or consisting of matter; especially : physical
...electrons in a conducting material such as a metal.
金屬等導電材料中的電子

protein

89
n.[化]朊,蛋白(質)
any of various naturally occurring extremely complex substances that consist of amino-acid residues joined by peptide bonds, contain the elements carbon, hydrogen, nitrogen, oxygen, usually sulfur, and occasionally other elements (such as phosphorus or iron), and include many essential biological compounds (such as enzymes, hormones, or antibodies)
Fish was a major source of protein for the working man.
魚肉曾是勞動者的主要蛋白質來源。

bacterial

90
adj.細菌的; 細菌性的
of, relating to, or caused by bacteria
Cholera is a bacterial infection.
霍亂是一種細菌感染。

solution

91
n.解決辦法; 溶解; 答案
an action or process of solving a problem
Although he has sought to find a peaceful solution, he is facing pressure to use greater military force.
盡管他試圖尋求和平解決,但現在卻麵臨使用更多武力的壓力。

comparable

92
adj.類似的; 可比較的
capable of or suitable for comparison
...paying the same wages to men and women for work of comparable value...
男女同工同酬

invaluable

93
adj.非常寶貴的; 無法估計的; 無價的; 金不換
valuable beyond estimation : priceless
I was able to gain invaluable experience over that year...
在那一年裏我有幸獲得瞭非常寶貴的經驗。