catalyst

美 [ˈkætəlɪst]英 [ˈkætəlɪst]
  • n.催化剂;促使变化的人;引发变化的因素

复数: catalysts

catalystcatalyst

noun

1

催化剂
a substance that makes a chemical reaction happen faster without being changed itself

2

促使变化的人;引发变化的因素
a person or thing that causes a change

I see my role as being a catalyst for change.

我认为我的角色是促成变革。

catalyst

频次

  • 1
    N-COUNT 催化剂;诱因;诱导者
    You can describe a person or thing that causes a change or event to happen as a 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。

  • 2
    N-COUNT (化学)催化剂
    In chemistry, a catalyst is a substance that causes a chemical reaction to take place more quickly.

noun

1
something that causes an important event to happen
the invasion acted as a catalyst to unite the country
2
(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
Synonym: accelerator

数据来源:WordNet

  1. What he said served ( or acted ) as a catalyst for my change .

    他的话像催化剂一样促成了我的转变。

  2. The negative intense emotion is the University student 's catalyst of the intense emotional criminal offence .

    消极的激情是消极情绪的积累,是形成大学生激情犯罪行为的催化剂。

  3. 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。

  4. 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。

  5. 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。

  6. Butyraldehyde glycol acetal was synthesized from butyraldehyde and glycol by using iodine as catalyst .

    以单质碘为催化剂,通过丁醛和乙二醇反应合成了丁醛乙二醇缩醛。

  7. The microwave and fast-food chains were the biggest catalyst , but the big food companies — which want to sell anything except the raw ingredients that go into cooking — made the home cook an endangered species .

    微波炉和快餐连锁店是罪魁祸首,但是大型食品公司才是使家庭厨师成为濒危物种的幕后黑手——它们想尽办法出售商品,却偏偏不卖新鲜食材。

  8. A catalyst is a substance which speeds up a chemical reaction .

    催化剂是一种能加速化学反应的物质。

  9. Operation analysis and replacement scheme of high temperature shift catalyst

    高温变换催化剂使用状况分析及更换方案探讨

  10. Development of Liquid Sulfur Transfer Catalyst for Catalytic Cracking and Application

    催化裂化液体硫转移助剂的开发与应用

  11. Automotive emission ; Catalyst ; Evaluation test methods ; Aging test ;

    汽车排放;催化剂;评价试验方法;老化试验;

  12. Experimental studies on mass transfer speed in a catalyst bag

    催化剂包内传质速率的实验研究

  13. Aid to the design of catalyst with electronic computer

    应用电子计算机辅助催化剂设计

  14. Study on multiple steady state features of single catalyst pellet

    单颗粒催化剂多定态特性的理论分析

  15. Study on Comprehensive Utilization of Waste Catalyst during Methanol Synthesis

    甲醇废催化剂综合利用的研究

  16. The oxidation reduction catalyst is the core technology .

    氧化还原催化剂是核心技术;

  17. Progress in study of the catalysts for methane activation and conversion

    甲烷活化及转化催化剂研究进展

  18. A series of complex metal oxide catalysts with high activity has been developed .

    研制了高活性、高选择性的复合金属氧化物催化试剂。

  19. Model of Cathode Catalyst Layer and Analysis on Performance of PEM Fuel Cells

    PEM燃料电池阴极催化剂层的模型及性能分析

  20. This time the catalyst is the eurozone debt crisis .

    这一次的催化剂是欧元区债务危机。

  21. The side-stream test of a new high selectivity low temperature shift catalyst

    新型高选择性低变催化剂的工厂侧流试验

  22. Study on Catalysts for two stage gasoline synthesis from Syngas

    用改良MTG方法自合成气两步合成汽油催化剂的研究

  23. Influence of drying process on silica gel as catalyst carrier

    干燥方式对载体硅胶性能的影响

  24. Catalyst life was more than 300 h , structure stable and regeneration method was simple .

    催化剂寿命大于300h,结构稳定,再生方法简单有效。

  25. Manufacturing sales : catalyst , chemical fertilizer , cement , asphalt .

    制造销售:催化剂、化学助剂、粘合剂、沥青。

  26. The results showed that B_1 type catalyst possesses good activity and selectivity .

    结果表明,B1型催化剂具有良好的催化活性和选择性。

  27. Metal catalyst is very important heterogeneous catalyst .

    金属催化剂是非常重要的多相催化剂。

  28. Study on conductive carbon in the catalyst layer of the air electrode ( I )

    空气电极催化层中导电炭材料的研究(I)

  29. The first industrial application of new sulfur tolerant shift catalyst QCS-03

    新型耐硫变换催化剂QCS-03在工业上首次应用

  30. Study on Mechanism of highly effective magnesium-containing catalyst for ethylene polymerization

    镁-钛系聚乙烯高效催化剂的机理研究