arm pit

常见例句

A bright red welt rose on his arm.
他的手臂上起了明显的条状红肿。
He hold on to my arm with a tenacious grip.
他紧紧抓住我的手臂不放。
The children were playing in the sand pit.
孩子们在沙坑中玩耍。
I felt something crawling up my arm.
我感觉到有什么东西爬上我的手臂。
The falling slate sliced into his arm.
落下来的一块石片划破了他的手臂。
Many coal-miners were imprisoned in a pit accident.
在一次塌方事故中，许多矿工被压在了井下。