She felt apprehension for her son 's safety.

她为她儿子的安全担心。

youdao

Client 's safety is an inalienable part of network security.

客户端安全是网络安全不可分割的一部分。

youdao

A meat thermometer must be used to determine the meat \ \ \ 's safety and doneness.

使用食物温度计确定肉是否安全和已熟。

youdao

Mr.Bluemling's family expressed concern for his safety in a country where Islamic militants have sometimes attacked Westerners.

VOA: special.2011.03.03

You remember they're wandering around the forest without her picking berries. The younger brother, - the second brother, is most concerned about his sister's safety -- so I want you to look at this passage.

你们记得他们在树林中游荡,没有拿他们采摘的果子，小哥哥，也就是二哥哥，是最关心他妹妹安全的-,所以我想让你们看这篇文章。

耶鲁公开课 - 弥尔顿课程节选

Or in situations where you have concern for your safety or for other's safety.

或者当你在为自己或他人的安危感到担忧时，都可以使用这个句型。

I'm worried 课堂 - SpeakingMax英语口语达人

Mike Puplett, watch manager at Humber Coastguard, said he was very concerned for Mr McLean's safety.

BBC: Alan McLean disappearance sparks major search

That would mean clear evidence about Vytorin's safety and effectiveness might never be obtained.

FORBES: Magazine Article

With other recent disasters like Sandy Hook, parents are increasingly worried about their children's safety.

CNN: Helping kids recover and feel safe