The surrogate goes round slower; therefore passes through the lung at longer intervals; therefore gives the embryo less oxygen.

“代血剂的循环就减慢了，流经肺部的时间也随之延长，这样，输送给胚胎的氧气就减少了。

They straggled apart, at longer and longer intervals, through the procession, but they were still within hearing distance of each other.

在游行队伍中， 他们分开的时间越来越长， 但他们仍然在彼此能听到的距离之内。

He did a great deal of mere hack-work; he reviewed, he translated, he wrote articles; at long intervals a volume appeared under his name.

他做了很多简单的杂活。他审稿，他翻译，他写文章；每隔很长一段时间，他的名字下就会出现一本书。

But I do believe that natural selection will generally act very slowly, only at long intervals of time, and only on a few of the inhabitants of the same region.

但我确实相信， 自然选择通常会非常缓慢地起作用， 只会间隔很长时间， 并且只会作用于同一地区的少数居民。

Thus " the unconscious" becomes a sort of underground prisoner, living in a dungeon, breaking in at long intervals upon our daylight respectability with dark groans and maledictions and strange atavistic lusts.

因此，“无意识”变成了一种地下囚徒，生活在地牢中，以阴暗的呻吟、咒骂和奇怪的返祖欲望隔很长时间闯入我们白天的体面。

This book consists of my recollections of a man with whom I was thrown into close contact only at long intervals, and I have little knowledge of what happened to him in between.

这本书包含了我对一个人的回忆， 我只是在很长一段时间内才与他亲密接触， 而我对他之间发生的事情知之甚少。

The Pursuers were now compelled to proceed with caution: As well as they could judge, the Fugitive also seemed to slacken pace, for they heard the steps follow each other at longer intervals.

追击者现在不得不谨慎行事：据他们判断， 逃亡者似乎也放慢了脚步， 因为他们听到脚步声彼此间隔更长的时间。

He spent years burrowing away in the library of the British Museum and at long intervals produced a huge pseudo-scientific, pseudo-philosophical book that nobody read and that he had to publish at his own expense.

他花了数年时间潜伏在大英博物馆的图书馆里， 每隔很长一段时间就会出版一本无人阅读的巨著伪科学、伪哲学书籍， 而且他不得不自费出版。

One — two — even three may possibly feel regret, come the end how it may, but I do not flatter myself that to them I am more than an object of kindly thought at long intervals.

一个——两个——甚至三个人可能会感到后悔， 不管结果如何， 但我不会自以为对他们来说， 我不仅仅是一个长时间被善意思考的对象。