在英语中，我们用 "arm" 来表示人或动物身体上的膀子。例如：
She raised her arm to wave hello. (她举起了胳膊挥手致意。)
He flexed his arm muscles to show off his strength. (他收缩了胳膊肌肉以炫耀自己的力量。)
"Arm" 这个词来自古英语 "arm"，最初指的是人或动物的手臂，包括肘部到手指的部分。这个词源于拉丁语 "armus"，意思是 "手臂"。
下面是一些其他的英文例句和中文翻译：
He broke his arm while playing football. (他踢足球时把胳膊折断了。)
She hugged him tightly, with her arms around his waist. (她紧紧地抱住他，双臂搂着他的腰。)
The thief was caught red-handed with the stolen necklace in his arm. (小偷当场被抓，手臂里揣着偷来的项链。)
She raised her arm to wave hello. (她举起了胳膊挥手致意。)
He flexed his arm muscles to show off his strength. (他收缩了胳膊肌肉以炫耀自己的力量。)
"Arm" 这个词来自古英语 "arm"，最初指的是人或动物的手臂，包括肘部到手指的部分。这个词源于拉丁语 "armus"，意思是 "手臂"。
下面是一些其他的英文例句和中文翻译：
He broke his arm while playing football. (他踢足球时把胳膊折断了。)
She hugged him tightly, with her arms around his waist. (她紧紧地抱住他，双臂搂着他的腰。)
The thief was caught red-handed with the stolen necklace in his arm. (小偷当场被抓，手臂里揣着偷来的项链。)