I've only just come here. I'm still not familiar with the work.

刚到这里，工作很生。

《新英汉大辞典》

I'm not familiar with the road here.

我不熟悉这里的道路。

youdao

I am an alien, I am not familiar with the city.

我是个外国人，对这个城市不熟悉。

youdao

A physician in Morocco familiar with the situation describes the captain's condition as "not serious."

VOA: standard.2009.12.07

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

Whether or not you believe it, you are familiar with the fact that some people believe it, or at least you wonder whether it's true.

不论你自己相信与否,毕竟,你知道有些人是相信的,最起码,你想知道它到底正不正确

耶鲁公开课 - 死亡课程节选

"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.

ECONOMIST: Letters

I'm not familiar with the report you cite, so I can't really respond.

WHITEHOUSE: Press Briefing