that is

It is ridiculously absurd to believe that the number 13 is unlucky.

相信数字13是个不吉祥的数字是荒唐可笑的。

This is a romantic ballad that is pure corn.

这是一首极伤感的浪漫小曲。

The conclusion is that the acceleration of IVC is orthogonal to velocity centrode.

指出瞬心加速度正交于瞬心线。

The reason for this is that this plane is also a bicycle.

"其原因是,这架飞机又是一辆自行车。"

That is antinomian or hypernomian, and judges law as well as fact.

智力是反法律主义或超律法主义的，它判断着法律就像判断着事实一样。

He is proud that his wife is accessible to reason.

的妻子通情达理,引以豪。

I don't think that the underpart barring is useful in the field.

个人体下的横斑辨识没什麽用。

Coenzyme Q (ubiquinone) A coenzyme that is an essential component of the respiratory electron-transport chain.

辅酶Q：一种在呼吸作用的电子传递链中起重要作用的辅酶。

FMN (flavin mononucleotide) A derivative of riboflavin that is a coenzyme in electron-transfer reactions.

黄素单核苷酸（FMN）：核黄素的衍生物，在电子传递反应中是一种辅酶，作多种脱氢酶的辅助因子起作用。

She often complains that he is dishonest.

她常埋怨说不诚实。

A comprehensive description is one that is full and complete.

一篇详尽的描写就是一篇充实完整的描写。

It is a legal fiction that a corporation is a person.

把团体法人当作一个人是一种法律上的假设。

In this, Erythrosuchids constitute an Archosauriformes clade that is an outgroup to the Archosauria proper.

依照这个方法，引鳄科构成一个初龙形动物演化支，是初龙的群体。

We consider that the driver is not to blame.

我们这不是司机的过错。

It is said that civilization is always on the move.

有人说文明总是在进步。

You cannot in all conscience think that is fair pay.

凭良心说这工资说不过去。

It is not a theory that is commonly subscribed to.

一般人并不赞成这个理论。

That is an ironclad fact that is beyond controversy.

这是铁的事实，无庸置辩。

That is not so bad, considering (the circumstances).

照（实情）说， 那还算不错(从多方面说来， 还过得去)。

Without corroboration from forensic tests,it will be difficult to prove that the suspect is guilty.

没有法医化验的确证就很难证明嫌疑犯有罪。