The explosion nearly took his arm off.

他的胳膊差点儿被炸掉。

《牛津词典》

But watch out, they'll talk an arm off of you on any subject under the sun.

可你得小动，他们会就太阳之下的任何题目对你唠叨个没完的。

youdao

He brought his arm up in a futile attempt to ward off the blow.

他出于挡住这一击的无谓企图抬起了他的胳膊。

《柯林斯英汉双解大词典》

Store employee Brian McLelland snaps the arm off one faceless figure and rearranges its black t-shirt.

VOA: standard.2010.02.17

Suppose Darth Vader had ended a little higher and cut off Luke's entire arm.

假设达斯·维特最后太激动了,把卢克整只胳膊都砍掉了。

耶鲁公开课 - 死亡课程节选

One of them took hold of my arm. He shook me and lifted me off the ground.

VOA: special.2010.07.17

"Unless you're a master at using it, you can cut your arm off, " he said.

WSJ: When Freemium Fails

Get caught in a cave and have to saw your arm off?

FORBES: You're Divorced. Now Smile!

It appeared in the May 1, 1975 FORBES, not long after John Bogle had created Vanguard by splitting a fund administrative arm off from a money management company.

FORBES: Sidelines