胚胎的性别早在受精时就决定了。The sex of the embryo is predetermined at fertilization.收集母牛胚胎的方法有两种, 一种是直接通过产道, 另一种是施用外科手术.There are two methods of collecting cow embryos -- directly through the birth canal, or surgically.目的: 探索制作小鼠多倍体胚...
The money is running short , discontents are arising beneath these despotic rulers.在这种专制统治之下, 经济日益困难,不满情绪日益增长....an overwhelming sense of guilt arising from my actions...我的行为带来的沉重的罪恶感problems arising from poor ventilatio...
汞的化学元素符号是什么？What's the chemical symbol for mercury?添加的甲基汞的回收率据报到达90%左右.The recovery of added methylmercury was reported to be approximately 90 %.这种灯是由一根充有氩气和微量汞的玻璃管组成.This light consists of a glass tube containing a...
At Brussels airport he fell victim to pickpockets who pinched his wallet.在布鲁塞尔机场，他被扒手盯上，钱包被偷走了。Haig noted how he "looked pinched and rather tired".黑格注意到了他“看上去消瘦，非常劳累”的样子。She was a small, silent woman with pinched feature...
It was imperative that he act as naturally as possible.最重要的是他要做到尽可能自然。He always speaks in an imperative tone of voice.他老是用命令的口吻讲话.The imperative mood is a kind of grammatical phenomenon.祈使语气是一种语法现象....
陪审团作出不利于原告的判决.The jury found against the plaintiff.法官作出不利于原告的裁决.The judge ruled against the plaintiff.他恨恨地回答了原告的问题.He answered his accusers spitefully....
I can only represent it to you by metaphors.我只能用隐喻来向你描述它.Thus, She's an angel and He's a lion in battle are metaphors.因此她是天使,他是雄狮都是比喻说法.To mix yet more metaphors, you were trying to run before you could walk, a...