"catalyst"是个多义词，它可以指catalyst（提高反应速率的化学催化剂）,catalyst（ATI公司开放的显卡的控制软件）,catalyst（美国Accelrys公司开发的综合性药物开发软件）,catalyst（Perl 语言的MVC框架）,catalyst（月球货物运输与软着陆方式降落计划）,Catalyst（New Found Glory乐队音乐专辑）。
The activity of adsorption oxygen on the surface of catalyst affect the efficiency of trapping electron so as to affect the performance in oxidation.
在光催化氧化反应中，表面吸附氧活泼性影响光生电子的捕获效率，因而影响光催化氧化性能。
参考来源 - 改性纳米TiOCatalyst is the key techniques in CWO process.
催化剂是CWO工艺的核心。
参考来源 - 常温常压催化湿式氧化法催化剂的制备及性能研究When diamonds were synthesized by nickel-base and iron-base catalyst, the fine particles and terrace structures with homogeneous step height were found by AFM on the diamond (100) and (111) surfaces, respectively.
AFM分析表明,镍基和铁基触媒合成金刚石时,金刚石单晶的(100)晶面为粗糙的颗粒状表面,其中有纳米级颗粒;而(111)晶面呈现出有台阶的平直表面。
参考来源 - 合成工艺对触媒和金属包膜的影响及金刚石/包膜界面研究When the assemble exhaust coming from the engine pass the catalyst, the air fuel ratio (AFR) changes because of catalysis.
汽车尾气在通过催化器的过程中，由于催化器的催化转化作用，尾气空燃比发生了变化。
参考来源 - 车用催化器故障诊断模型研究·2,447,543篇论文数据，部分数据来源于NoteExpress
同义词： accelerator
"the invasion acted as a catalyst to unite the country"
以上来源于: WordNet
N-COUNT You can describe a person or thing that causes a change or event to happen as a catalyst. 催化剂
I very much hope that this case will prove to be a catalyst for change.
我非常希望这件事终将成为促成变化的催化剂。
N-COUNT In chemistry, a catalyst is a substance that causes a chemical reaction to take place more quickly. 催化剂
Many policy makers insist that consumer spending is a strong economic catalyst and, therefore, a paucity of retail stores is a contributing factor to low-performing economies.
许多政策制定者坚持认为，消费者支出是一个强大的经济催化剂，因此，零售商店稀缺是经济表现不佳的一个促成因素。
I see my role as being a catalyst for change.
我认为我的角色是促成变革。
I very much hope that this case will prove to be a catalyst for change.
我非常希望这件事终将成为促成变化的催化剂。
That is one example. The animal is only the catalyst. That is the beginning of many other things that follow."
VOA: special.2010.06.22
Pakistan says resumption of the dialog must focus on resolving the long-standing disagreement over the Kashmir region, claimed by both countries and a catalyst for several of their wars against each other.
VOA: standard.2009.06.11
"This will serve as a catalyst to help Nigeria to be ready, to improve itself, to look at the organization, to look at the quality of the facilities,and therefore I hope this will serve as a kind of stepping stone for Nigeria to be ready,".
VOA: standard.2009.10.22
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