此 的中文句子和英文句子

（氨基酸）非必需的是正常的运转所需要的物质的，但因为机体有从其它营养成分合成它的能力，因此不需要被包括在日常的食物中的

Being a substance that is required for normal functioning but does not need to be included in the diet because of the body's ability to synthesize it from other nutrients.


他为犯如此愚蠢的错误而对自己气恼不已。

He was angry with himself for having made such a foolish mistake.


司机动作迅速而熟练因此避免了一场事故.

A rapid manoeuvre by the driver prevented an accident.


他们解决了彼此间的分歧.

They patched up their differences.


我对调停此事无能为力。

I am powerless to intervene in the matter.


理论上是如此。

It is so in theory.


氢化裂解将石油的含氢分子分裂成更简单的分子（象汽油和煤油的分子）的过程，此分裂过程是在加催化剂及高压氢气的条件上进行的

A process by which the hydrocarbon molecules of petroleum are broken into simpler molecules, as of gasoline or kerosene, by the addition of hydrogen under high pressure and in the presence of a catalyst.


她对食物过於挑剔，因此我从不请她吃饭

She is so fastidious about her food that I never invite her for dinner.


他努力学习，因此通过了考试。

He studied hard, and in consequence he passed the exam.


电子邮件允许网络用户彼此传送文本消息。

Mail permits network users to send textual messages to each other.