名词化触媒，催化剂; 〈比喻〉触发因素; 促进因素; 〈口〉有感染力的人

1. 催化者：二、依靠催化者(Catalyst)建立平台,而不是由CEO领导. 维基百科创办人威尔斯(Jimmy Wales)在建立平台后,只专注在维持维基百科的健全发展这件事上,其他管理细节,一盖不碰,让维基社群完全自主发展. 三、靠意识型态(ideology)凝聚社群.

2. 催化：面对英中日趋良好的贸易前景,作为位于伦敦的英天通商,无论对英国还是中国'彩虹7'光触媒(photocatalyst)是光 催化(catalyst)的合成语.作为半导体物质,这是以光作为能源进行催化反应,从而氧化分解各种有害气体和细菌.功能强大;

1. 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 .

e.g. 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。
e.g. 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。

2. (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

e.g. 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