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...

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....

n.触媒，催化剂，〈比喻〉触发因素，促进因素，〈口〉有感染力的人...

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

taste的一般过去时为：tasted...

Blake jumped in expertly; the boat dipped slightly under his weight.布莱克很熟练地跳上了船，他的重量使小船微微向下沉了沉。Blake could see he had needled Jerrold, which might be unwise.布莱克看得出他已经惹怒了杰罗尔德，这也许并不是什么明智之举。We ended with Blake's Jerusa...

commune的复数形式为：communes...

He pleaded guilty to the murders of three boys and waived his right to appeal.他承认谋杀了3个男孩，并放弃上诉。I waived the discourse, and began to talk of my business.我撇开了这个话题, 开始讲我的事情.Jury trial may be waived.陪审团的审理可以免去....

“丁尿胺”的英语可以翻译为：umetanide ...

collateralize的一般过去时为：collateralized...

“肌醇血”的英语可以翻译为：[医] inosemia ...

衬布，衬头...

对…不屑一顾[置之不理]...

“晕线”的英语可以翻译为：dash，hachure，hachures，hatching ...

The union of wisdom and moral character, meeting the world is inapproachable.聪明与品德的结合, 会天下无敌.With scented tea of midge of inapproachable card report harmful to the baby?用无敌牌电蚊香片对婴儿有害 吗 ?...

The newspaper used the neologism "dinks", Double Income No Kids.报纸使用了新词“丁克族”，即“双收入无子女”。The newspaper used the neologism 'dinks', Double Income No Kids.报纸使用了新词“丁克族”，即“双收入无子女”。I don't do board games, Shrinky...

The outside air was heavy and moist and sultry.外面的空气沉滞、潮湿而闷热。...the sultry evening that heralded the end of the baking hot summer...预示着炙热的夏天即将结束的闷热夜晚My mind travelled back to a hot sultry day in the little town.我的思绪回到从前在...

I was flabbergasted at the violence of the thunder.猛烈的雷声使我大吃一惊.Saying that Joan was taken aback is to put it mildly. She was completely flabbergasted.说琼吃了一惊,这是很保守的说法. 她其实是完全惊呆了.Fourth Master Liu was even more flabbergast...

A bowknot - liked ring embedded diamonds and pink sapphires.设计成蝴蝶结形状的戒指镶嵌了钻石和粉红蓝宝石....