catalyst的复数形式怎么写

Aspirin is synthesized through O - acylating reaction from acid and anhydride acid with anhydrous carbonate as catalyst.以水杨酸和乙酸酐为原料,采用无水碳酸钠作为催化剂经O - 酰化反应合成了阿司匹林.In 2002, we develop Photo - catalyst & electronic Ionizer A...

n.触媒，催化剂，〈比喻〉触发因素，促进因素，〈口〉有感染力的人...

I see my role as being a catalyst for change.我认为我的角色是促成变革。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.It acts as a catalyst in the process of fermentation.它在发酵过程中起触媒的作用....

catalyst的音标：catalyst的英式发音音标为：['kætəlɪst]catalyst的美式发音音标为：['kætlɪst]...

v.使电气化( electrify的现在分词 )，使兴奋...

micropublication的音标：micropublication的英式发音音标为：[maɪkrəpʌblɪ'keɪʃn]micropublication的美式发音音标为：[maɪkrəpʌblɪ'keɪʃn]...

他们请求香港允许他们在那里入港停留。They had asked Hong Kong for permission to put into port there.丹尼斯先生说他已经请求使用电话。Mr Dennis said he had requested access to a telephone.他打算请求法庭再重新审度。He intends to ask the court to think again....

用打蛋器将蛋黄和糖打成均匀的糊状。Using a whisk, mix the yolks and sugar to a smooth paste.用木勺将油慢慢掺到蛋黄中。Work the oil gradually into the yolks with a wooden spoon.用另外一只碗把剩下的糖和蛋黄搅打均匀。In a separate bowl, whisk together the remaining sugar a...

反强子...

Offe also challenges the postulate of an "organized capitalism".奥费也质疑“有组织的资本主义”的假设。She was fanciful, had all sorts of unspoken preferences, and was easily offe nded.她喜欢空想, 有着种种不说出口的偏爱, 因而容易生气.The offe wykjjz sive offende...

heteroscedasticity的音标：heteroscedasticity的英式发音音标为：[hetərəʊskədæs'tɪsətɪ]heteroscedasticity的美式发音音标为：[hetəroʊskədæs'tɪsətɪ]...

ingestion的音标：...

methestrol的音标：methestrol的英式发音音标为：['meθɪstrɒl]methestrol的美式发音音标为：['meθɪstrɒl]...

“咪唑基”的英语可以翻译为：imidazolyl ...

凡此种种都和权力与贪欲有关。A lot of this has to do with power and greed.这种期待是违反理性的, 可以正确地称呼它为欲望或贪欲.Such a longing is contrary to reason, and it may rightly be called desire or lust.我们都同意,人心有贪欲.We have a greed , with which we have agr...

adj.盲目的...

脂母细胞增生症...

“双磺胺”的英语可以翻译为：[化] disulfanilamide，N,4-sulfanilylsulfanilamide，disulon，sulfanilyl-sulfanilamide ...

n.花色丝质大手帕( bandana的名词复数 )...