Hamman's sign
[医] 黑曼氏征(自发性纵隔气肿的一种听诊体征)
🧩 词语组成解析
🗣️ 情景例句
Oh, Grandpa!
啊，爷爷！
The telephone is ringing.
电话铃响了。
Some live in large groups like the honey bee, and make their nests in trees or holes in the rocks.
有些蜂如蜜蜂是群居在一起，在树上或岩洞里筑巢。