胳臂的英文：
arm

参考例句：

To which she held up one of her arms in a threatening gesture, so I shut my mouth.
我一说这句话，妈妈就会举起一只胳臂，摆出再说就要打我的姿势，所以我马上闭上嘴。

He uplifted his arm.
他举起胳臂。

The miner has brawny arms
那矿工的胳臂很强壮。

I leant my elbows on the desk.
我把胳臂肘靠在书桌上。

The nurse wound a bandage round my wounded arm.
护士给我受伤的胳臂裹上绷带。

Mr.Brown stretched his arms lazily.
布朗先生洋洋地伸展胳臂。

Catch sb by the arm,throat,scruff of the neck,etc
抓住某人的胳臂、掐住某人的脖子等.

He patted my arm in a brotherly gesture.
他以兄弟般的友好态度拍拍我的胳臂。

His arm is lame from playing Ball.
他的胳臂因打球而僵痛。

He banged his motorcycle into the back of a bus and hurt his right arm
他将他的摩托车撞在一辆公共汽车的尾部，右胳臂受了伤。

arm是什么意思：
n. 手臂；武器；袖子；权力
v. 武装；备战；准备；装备

They went off arm in arm.
他们臂挽臂地走了。

They went off arm in arm.
我们在工作中同心协办，相互配合。

Peter and Jane are walking arm in arm.
彼得和简臂挽臂地走着。

We went skipping down the street arm in arm.
我们挽着胳膊，蹦蹦跳跳地走在大街上。

The joint or bend of the arm between the forearm and the upper arm.
肘关节上臂与前臂之间的关节或胳膊弯曲处