此 的中文句子和英文句子

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.


因此，一个人如果不写，他就需要记住很多东西；如果不和人交谈，他就需要天笺机智；如果不读书，他就需要更狡猾，能够假装知道他所不知道的东西。

And therefore, if a man write little, he had need have a great memory; if he confer little, he had need have a present wit; and if he read little, he had need have more cunning, to seem to know that he doth not.


她出于情感的缘故做了此事。

She did it for sentimental reasons.


董事会注意到维持有效通讯的需要，因此决定建立一个新的通信网。

Mindful of the need to maintain efficient communication, the board of directors decided to construct a new communication network.


他声称对此事一无所知。

He professed to know nothing about the matter.


此事至关重要。

This matter is of paramount importance.


（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.


我承认他年老体衰，然而尽管如此，他仍是优秀的政治家。

I accept that he's old and frail; be that as it may, he's still a good politician.


他提出愿为争执的双方调停，情况因此缓和下来。

He cooled the situation down by offering to mediate between the disputing parties.


如此特别以至让人难以相信；精彩绝伦的

So remarkable as to elicit disbelief; fantastic.