Pfuhl's sign
[医] 富耳氏征(膈下脓肿或脓气胸穿刺放液术时的一种现象)
🧩 词语组成解析
🗣️ 情景例句
Do you hear something?
你听到什么了吗？
There was a big crowd and we had difficulty getting a taxi.
外面有一大群人并我们有很困难招一辆出租车。
Who's this?
这是谁？