Every once in a while you'll see one in one chapter, and then you might not hear until the next chapter or a few chapters later,but they'll just keep coming up.

时不时你会在某一章中看到，然后你可能在下一章，或是几章之后,才能再次看到，但它们会不断出现。

youdao

One son went to live in Australia and the other one was killed in a car crash.

一个儿子移居澳大利亚，另一个在撞车事故中身亡。

《牛津词典》

According to one survey, one woman in eight is infertile.

根据一项调查，每8个妇女中就有1个不能生育。

《柯林斯英汉双解大词典》

For example, one of the symptoms is a lack of feeling in one part of the body or another.

VOA: special.2009.01.06

So the sense that one actually is pretty adept in knowing is one that tends to predominate in the university.

因此在大学中，认为自己了解很多,这种心态颇为流行。

普林斯顿公开课 - 人性课程节选

It brought Judean religion closer to monotheism because you have the insistence of worshiping one god in his one central sanctuary.

它使犹太人的宗教更接近于一神崇拜因为,对只崇拜一个神并且以他为祭祀中心的坚持。

耶鲁公开课 - 旧约导论课程节选

Alloy will consolidate to two offices, one in Los Angeles and one in New York.

FORBES: Killing Your Television: Inside Alloy Digital's Latest Acquisition

We also decided to fish with two legs--one in China and one in export.

FORBES: Magazine Article

It has cancelled contracts with two Chinese factories, one in Guangzhou province and one in Hangzhou.

BBC: Symington's moves Chinese noodle work to Leeds