I can't tell which one is her best book as I am not familiar with her books.

我不知道哪一本是她最好的书，因为我不熟悉她的书。

youdao

Before traveling in a city you are not familiar with, you should learn the local customs first.

在去一个不熟悉的城市旅游之前，你应该先了解当地的风俗习惯。

youdao

I am just not familiar with how you keep a listening journal.

我只是不太了解你是如何坚持记听力日记的。

youdao

Doctors who left medical school before nineteen-ninety may not be familiar with fibromyalgia.

VOA: special.2011.07.26

When you are not familiar with the tube system and how that works,

当你不熟悉地铁系统，不知道它如何运作的时候，

友好的英国人 - SpeakingMax英语口语达人

These are mechanisms that can be described not too differently from mechanisms that you're familiar with for maintaining homeostasis.

这些过程说起来,与你们熟悉的环境稳定机制,并无太大不同

耶鲁公开课 - 生物医学工程探索课程节选

Doctors not familiar with ciguatera sometimes mistakenly give a diagnosis of chronic fatigue syndrome.

BBC: Fish food poisoning breakthrough

"I am not familiar with the reasons" that the subpoena was written so broadly, he said.

WSJ: Lawmakers Press Eric Holder on AP, IRS

You are likely to alarm many potential investors who are not familiar with the continent.

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