| 单词 | catalyst |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔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〔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〔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〔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〕Change is the great catalyst for action.变化是促成行动的重要因素。英汉大词典〔catalyst〕He said he saw the bank's role as a catalyst to encourage foreign direct investment.他说，他认为银行就应该起到刺激外国直接投资的作用。柯林斯高阶〔catalyst〕He was rumoured to be the catalyst in a native uprising.谣传他是一场土著暴动的煽动者。英汉大词典〔catalyst〕I see my role as being a catalyst for change.我认为我的角色是促成变革。牛津高阶〔catalyst〕I very much hope that this case will prove to be a catalyst for change.我非常希望这起事件能催生变革。柯林斯高阶〔catalyst〕I very much hope that this case will prove to be a catalyst for change.我非常希望这起诉讼会成为变革的促进因素。外研社新世纪〔catalyst〕It acted as a catalyst to set off new trains of thought.它对触发新思路起到了促进作用。外研社新世纪〔catalyst〕She was proud to be a catalyst for reform in the government.能够促使政府改革，她感到很骄傲。韦氏高阶〔catalyst〕The bombing attack was the catalyst for war.那次轰炸是战争的导火索。韦氏高阶〔catalyst〕The high suicide rate acted as a catalyst for change in the prison system.高自杀率促成了监狱系统的改革。剑桥高阶〔catalyst〕The new development will act as a catalyst for growth in business and tourism.新的发展将成为商业和旅游业的增长因素。麦克米伦高阶〔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〔consciousness〕The Greens were the catalysts of a necessary change in the European consciousness.绿党促使欧洲人的观念发生了必要的改变。柯林斯高阶〔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〔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〔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〔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〔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〔prod〕Kenya's experience suggests that a nation needs a combination of catalysts to prod couples to have fewer children.肯尼亚的经验表明, 为鼓励少生, 政府需出台多种激励性政策。外研社新世纪〔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〔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The spate of suicides acted as a catalyst for change in the prison system.大量的自杀事件加速了监狱系统的改革。剑桥国际 |
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