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1·A truck driver used his CB radio to call for help.

卡车司机用民用波段无线电呼救。《牛津词典》

2·Aunt Emily, who isn't very brave, started to call for help.

不是很勇敢的艾米莉阿姨开始呼叫求助。

3·Remember: In case of emergency, it's always important to call for help first!

记住：在紧急情况下，重要的是要先打电话求助！

4·This is like a warning, or a call for help: I'm being attacked!

这就像是一个警告，或是求救信号：“我正遭到攻击！”

5·She will eat me unless I have a mobile phone to call for help.

除非我有手机来求救，否则她会吃掉我的。

6·During this time, I was unable to move and couldn't get to the phone to call for help.

这段时间里，我无法动弹，也无法拿起电话寻求帮助。

7·We heard his call for help.

我们听到他求救的叫声。

8·The ship radioed a call for help.

那艘船用无线电发出求救信号。

9·Who'd you call for help?

你要给谁去电话帮忙吗？

10·I'll call for help.

我打电话求援。