| 单词 | 催化 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔ATPase〕An enzyme that catalyzes the hydrolysis of ATP; adenosine triphosphatase.腺苷三磷酸酶：三磷酸腺苷水解作用的催化酶；三磷酸腺苷酶美国传统〔DNA polymerase〕An enzyme that catalyzes the replication and repair of DNA by using single-stranded DNA as a template.DNA聚合酶：一种以单股DNA为模型催化DNA的复制与修复的酶美国传统〔DNase〕An enzyme that catalyzes the hydrolysis of DNA.脱氧核糖核酸酶：一种催化DNA水解的酶美国传统〔RNA polymerase〕A polymerase that catalyzes the synthesis of RNA from a DNA or RNA template.核糖核酸聚合酶：一种聚合酶，对核糖核酸从氧核糖酸或核糖核酸膜板合成起催化作用美国传统〔accelerant〕A substance, such as a petroleum distillate, that is used as a catalyst, as in the spreading of an intentionally set fire.催化剂，促媒：一种可用作催化剂的东西，如石油蒸馏剂，可使纵火得以蔓延美国传统〔accelerator〕Chemistry A substance that increases the speed of a reaction.【化学】 加速剂，催化剂：加快反应速度的物质美国传统〔activate〕Many chemical reactions require added energy in the form of heat to activate the reaction.很多化学反应需要额外的热能来催化反应。外研社新世纪〔active site〕The part of an enzyme at which catalysis of the substrate occurs.活性部位：产生酶作用物催化作用的酵素部位美国传统〔alcohol dehydrogenase〕An enzyme that catalyzes the oxidation of ethanol to acetaldehyde, the first step in the metabolism of alcohol by the liver.乙醇脱氢酶：一种酶，将乙醇氧化物催化为乙醛，即由肝进行乙醇代谢的第一步美国传统〔aldolase〕An enzyme present in certain living tissues, including skeletal and heart muscle tissues, that catalyzes the breakdown of a fructose ester into triose sugars.醛缩酶：存在于某些活生理组织，包括骨骼和心脏肌肉组织中的一种生物酶，其能够催化果糖脂分解成丙糖美国传统〔aminopeptidase〕Any of various enzymes that catalyze the hydrolysis of the terminal peptide bond at the amino end of a polypeptide.胺基肽酵素，胺基肽酶：催化多肽胺基末端的终端肽键水解的任一种酶美国传统〔anticatalyst〕A substance that reduces or destroys the effectiveness of a catalyst.催化剂减缓物质：减轻或消除一种催化剂作用的物质美国传统〔anticatalyst〕A substance that retards or arrests a chemical reaction.反催化剂：延缓或阻碍化学反应的物质美国传统〔apyrase〕Any of various enzymes that catalyze the hydrolysis of ATP, causing the release of phosphate and energy.三磷酸腺苷双磷酸酶：催化ATP水解以释放磷酸盐和能量的过程的一种酶美国传统〔arginase〕An enzyme found primarily in the liver that catalyzes the hydrolysis of arginine to form urea and ornithine.精氨酸酶：首先在肝脏中发现的一种酶，它能催化精氨酸产生尿素及鸟胺酸的水解美国传统〔asparaginase〕An enzyme isolated from bacteria that catalyzes the hydrolysis of asparagine and is used in the chemotherapeutic treatment of leukemia.天门冬醯胺酶：由细菌中分离出来的一种酶，能催化天门冬醯胺的水解，用于对白血病的化疗美国传统〔aspartokinase〕An enzyme that catalyzes aspartic acid phosphorylation by ATP.天门冬胺酸激酶：一种酶，它能通过三磷酸腺苷催化天门冬胺酸磷酸化美国传统〔autocatalysis〕Catalysis of a chemical reaction by one of the products of the reaction.自动催化：指通过某一反应的产物来催化该化学反应美国传统〔biocatalyst〕A substance, especially an enzyme, that initiates or modifies the rate of a chemical reaction in a living body; a biochemical catalyst.生物催化剂：能在活的体内产生化学反应或改变生物体内化学反应速度的物质，尤指酶；生物化学催化剂美国传统〔carbohydrase〕Any of various enzymes, such as amylase, that catalyze the hydrolysis of a carbohydrate.糖酶：任何一种在碳水化合物的水解作用中起催化作用的酶，如淀粉酶美国传统〔carboxylase〕An enzyme that catalyzes a carboxylation or decarboxylation reaction.羧（化）酶，羧基酶：在羧化或脱羧反应中起催化作用的一种酶美国传统〔carboxypeptidase〕An enzyme that catalyzes the hydrolysis of a terminal amino acid from the end of a peptide or polypeptide that contains a free carboxyl group.羧肽酶：一种酶，在含有游离羧基肽或多肽的末端水解氨基酸过程中起催化作用美国传统〔catalase〕An enzyme found in the blood and in most living cells that catalyzes the decomposition of hydrogen peroxide into water and oxygen.过氧化氢酶：一种见于血液和多数活细胞之中将过氧化氢催化分解成水和氧气的酶美国传统〔catalyse〕It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas.人们早已知道，如果材料的表面积足够大，可引起催化反应。柯林斯高阶〔catalyse〕It had been known for some time that chemical reactions can be catalyzed by materials with large surface areas.化学反应可以用表面积大的材料进行催化, 人们知道这一点已经有些时间了。外研社新世纪〔catalyse〕It was thought that only proteins could catalyse reactions in cells.过去曾认为只有蛋白质才能催化细胞内的反应。剑桥高阶〔catalysis〕The action of a catalyst, especially an increase in the rate of a chemical reaction.催化作用：催化剂的作用，尤指加快化学反应速度的美国传统〔catalyst〕They hope his election will act as a catalyst for reform.他们希望他的当选会成为改革的催化剂。朗文当代〔catalytic cracker〕An oil refinery unit in which the cracking of petroleum takes place in the presence of a catalyst.催化裂化器：由于催化剂的存在而发生石油裂化的炼油装置美国传统〔catalyze〕To modify, especially to increase, the rate of (a chemical reaction) by catalysis.催化：通过催化剂来改变尤指加快（一个化学反应）的速度美国传统〔cathepsin〕Any of various proteolytic enzymes found in animal tissue that catalyze the hydrolysis of proteins into polypeptides.组织蛋白酶：一种见于动物组织中的起蛋白水解作用的酶，能催化蛋白质水解转化为多肽美国传统〔chymotrypsin〕A pancreatic digestive enzyme that catalyzes the hydrolysis of certain proteins in the small intestine into polypeptides and amino acids.胰凝乳蛋白酶：胰消化酶，在小肠中催化某些蛋白质水解形成多肽和氨基酸美国传统〔collagenase〕Any of various enzymes that catalyze the hydrolysis of collagen and gelatin.胶原酶：一种催化骨胶原和胶水解的酶美国传统〔creatine kinase〕An enzyme present in muscle, brain, and other tissues of vertebrates that catalyzes the reversible conversion of ADP and phosphocreatine into ATP and creatine.肌酸激酶：一种存在于脊椎动物的肌肉、脑髓以及其它组织中的酶，对二磷酸腺苷、磷酸肌酸和三磷酸腺苷、肌酸之间的可逆转换能起催化作用美国传统〔cut〕A catalytic converter will cut out 90% of carbon monoxide emissions.催化转换器能把一氧化碳排放量减少 90%。朗文当代〔cyclase〕An enzyme that acts as a catalyst in the cyclization of a compound.环化酶：在化合物的环化作用中，作为催化剂的一种酶美国传统〔cytochrome〕Any of a class of iron-containing proteins important in cell respiration as catalysts of oxidation-reduction reactions.胞色细胞：任何一类含铁的蛋白质，在细胞呼吸中作氧化反应重要的催化剂美国传统〔dehydratase〕An enzyme that catalyzes the removal of oxygen and hydrogen from organic compounds in the form of water.脱水酶：一种酶，催化以水的形式存在的有机化合物，使其脱去氧和氢美国传统〔dehydrochlorinase〕An enzyme that catalyzes the removal of hydrogen and chlorine from a chlorinated hydrocarbon.脱氯化氢酶：一种酶，在脱去氯化烃的氢和氯时起催化作用美国传统〔dehydrogenase〕An enzyme that catalyzes the removal and transfer of hydrogen from a substrate in an oxidation-reduction reaction.脱氢酶：一种酶，能在氧化还原反应过程中，对脱去作用物中的氢并转化氢起催化作用美国传统〔elastase〕An enzyme found especially in pancreatic juice that catalyzes the hydrolysis of elastin.弹性蛋白酶：多在胰液中找到的酶，可催化弹性蛋白的分解美国传统〔endonuclease〕Any of a group of enzymes that catalyze the hydrolysis of bonds between nucleic acids in the interior of a DNA or an RNA sequence.核酸内切酶：在DNA或RNA系列内部催化核酸键解的任何酶群美国传统〔enzyme〕Any of numerous proteins or conjugated proteins produced by living organisms and functioning as biochemical catalysts.酶：由活的有机体产生的各种蛋白质或蛋白质结合体的一种，起生物催化剂的作用美国传统〔esterase〕Any of various enzymes that catalyze the hydrolysis of an ester.酯酶：几种不同的酵素，能对酯的水解起到催化作用美国传统〔exonuclease〕Any of a group of enzymes that catalyze the hydrolysis of single nucleotides from the end of a DNA or RNA chain.核酸外切酶：从脱氧核糖核酸链或核糖核酸链的末端催化单核苷酸水解的一种酶美国传统〔flavoprotein〕Any of a group of enzymes containing flavin bound to protein and acting as dehydrogenation catalysts in biological reactions.黄素蛋白：由黄素与蛋白质相结合的任一类脱氢酶，在生化反应中作为脱氢反应的催化剂美国传统〔galactosidase〕An enzyme that catalyzes the hydrolysis of a galactoside.半乳糖酵：催化半乳糖水解的一种酶美国传统〔hydroforming〕A process in which naphthas are converted to high-octane aromatics in the presence of hydrogen and a catalyst under pressure and heat.临氢重整：在高温高压下，在氢和催化剂的作用下石油精转化为高辛烷值的芳烃的过程美国传统〔hydrogenase〕An enzyme in certain microorganisms that catalyzes the formation of hydrogen.放氢酶：某些微生物中的催化氢所生成的一种酶美国传统〔hydrolysis〕Decomposition of a chemical compound by reaction with water, such as the dissociation of a dissolved salt or the catalytic conversion of starch to glucose.水解作用：通过与水反应分解一种化学合成物，比如盐水的解析，或淀粉向葡萄糖的催化转变美国传统〔isomerase〕One of a group of enzymes that catalyzes the conversion of one isomer into another.异构酶：一种能对一种异构体转化为另一种异构体进行催化物的一组酶美国传统〔kicker〕A condition that imposes an automatic increase, as in a pension plan.催化剂、刺激物：引起自动增长的条件，如抚恤金计划中美国传统〔kinase〕Any of various enzymes that catalyze the transfer of a phosphate group from a donor, such as ADP or ATP, to an acceptor.激酶：能催化施体，例如，ADP或ATP中的磷酸酯转化给接受体的各种酶美国传统〔luciferase〕An enzyme present in the cells of bioluminescent organisms that catalyzes the oxidation of luciferin.荧光素酶：存在于生物性发光组织的细胞中，催化荧光素氧化的酶美国传统〔maltase〕An enzyme that catalyzes the hydrolysis of maltose to glucose.麦芽糖酶：一种用以催化麦芽糖水解成葡萄糖的酶美国传统〔nitrogenase〕An enzyme of nitrogen-fixing bacteria that activates the conversion of nitrogen to ammonia.定氮酶：在固氮细菌中催化氮转化成氨的一种酶美国传统〔nucleotidase〕An enzyme that catalyzes the hydrolysis of a nucleotide to a nucleoside and phosphoric acid.核苷酸酶：催化核苷酸转化成核苷和磷酸的酶美国传统〔oxidase〕Any of a group of enzymes that catalyze oxidation, especially an enzyme that reacts with molecular oxygen to catalyze the oxidation of a substrate.氧化酶：起催化氧化作用的任意一种酶，尤指一种与分子氧气反应来催化氧化作用物的酶美国传统〔oxidoreductase〕An enzyme that catalyzes an oxidation-reduction reaction.氧化还原酶：催化氧化还原反应的一种酶美国传统〔oxygenase〕An oxidoreductase that catalyzes the incorporation of molecular oxygen into its substrate.氧酶：对有机化合物与分子氧反应起催化作用的一种酶美国传统〔pathway〕A sequence of enzymatic or other reactions by which one biological material is converted to another.酶促反应：一连串催化反应或其他反应，通过它一种生物物质被转化成另一种生物物质美国传统〔peptidase〕An enzyme that hydrolyzes peptides into amino acids.肽酶：催化肽水解变成氨基酸的酶美国传统〔peroxidase〕Any of a group of enzymes that occur especially in plant cells and catalyze the oxidation of a substance by a peroxide.过氧化物酶：一组酶中的任一种，尤出现于植物细胞中，并通过氧化物来催化氧化物质美国传统〔peroxisome〕A cell organelle containing enzymes, such as catalase and oxidase, that catalyze the production and breakdown of hydrogen peroxide.过氧物酶体：一种包含酶的细胞器官，如催化剂和氧化剂，能够催化过氧化氢的生成和分解美国传统〔phosphofructokinase〕A glycolytic enzyme that catalyzes the phosphorylation of fructose phosphate.磷酸果糖激酶：一种催化果糖磷酸盐磷酸化的糖分解酶美国传统〔phosphorylase〕An enzyme that catalyzes the production of glucose phosphate from glycogen and inorganic phosphate.磷酸化酶：一种催化从糖原和无机磷酸盐中产生葡萄糖磷酸盐的酶美国传统〔platinum black〕A fine black powder of metallic platinum, used as a catalyst and as a gas absorbent.铂黑：一种很细的金属铂黑色粉末，用作催化剂和气体吸附剂美国传统〔polymerase〕Any of various enzymes that catalyze the formation of polynucleotides of DNA or RNA using an existing strand of DNA or RNA as a template.聚合酶：一种催化脱氧核糖核酸或核糖核酸的多聚核苷酸生成的酶，它利用一段既成的脱氧核糖核酸或核糖核酸作为核酸的模子美国传统〔protease〕Any of various enzymes, including the proteinases and peptides, that catalyze the hydrolytic breakdown of proteins.蛋白酶：任一种催化蛋白质水解的酶，包括蛋白酶和肽美国传统〔ptyalin〕A form of amylase in the saliva of human beings and some animals that catalyzes the hydrolysis of starch into maltose and dextrin.唾液淀粉酶：在人类或某些动物的唾液中的一种淀粉酶，能把水解淀粉催化成麦芽糖和糊精美国传统〔reaction〕Catalysts are materials which greatly speed up chemical reactions.催化剂是可以大大加速化学反应的物质。柯林斯高阶〔reaction〕Catalysts are materials which greatly speed up chemical reactions.催化剂是可以大幅加速化学反应的物质。外研社新世纪〔recombinase〕An enzyme that catalyzes genetic recombination.催化重级酶：能催化基因重组的一种酶美国传统〔regenerable〕The last step is to regenerate the catalyst.最后一步是将催化剂还原。21世纪英汉〔reverse transcriptase〕A polymerase that catalyzes the formation of DNA on an RNA template, found in oncogenic viruses containing RNA, especially the retroviruses.逆转录酶：一种催化RNA模板上的DNA形成的聚合酶，在包含RNA的致瘤病毒中发现，尤其在逆转录酶病毒中发现美国传统〔ribozyme〕An RNA segment that has the ability to catalyze the cleavage and formation of covalent bonds in RNA strands at specific sites.核糖核酸酶：能够在特定位置催化核糖核酸链中共价键分裂和形成的核糖核酸片段美国传统〔seed〕To help (a business, for example) in its early development.催化：在最初的发展阶段中帮助（例如一个企业）美国传统〔sulfatase〕Any of a group of enzymes that catalyze the hydrolysis of sulfuric acid esters and are found in animal tissues and bacteria.硫酸酯酶：一种催化硫酸脂水解的酶，存在于动物组织中和细菌中美国传统〔transcriptase〕A polymerase that catalyzes the formation of RNA from a DNA template in the process of transcription.转录酶：一种在转录过程中催化DNA模板形成RNA的聚合酶美国传统〔transferase〕Any of various enzymes that catalyze the transfer of a chemical group, such as a phosphate or an amine, from one molecule to another.转化酶：任一种在从一种分子到另一种分子的转录过程中起催化作用的酶，如磷脂或胺美国传统〔trehalase〕An enzyme that catalyzes the hydrolysis of trehalose.海藻糖酶：一种催化海藻糖水解的酶美国传统〔zymase〕The enzyme complex in yeasts that catalyzes the breakdown of sugar into alcohol and carbon dioxide.酿酶：酵母中的酵素结合体，将糖催化分裂成酒精和二氧化碳美国传统Since the catalytic converters that clean up car emissions are made from platinum, the price of the precious metal has increased.] 因为清洁汽车排气的催化转化器由白金制成，这一名贵金属的价格已经上涨了。剑桥国际 |
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