Pollock's operation
[医] 波洛克氏手术(膝关节切肢术)
🧩 词语组成解析
🗣️ 情景例句
Yes, sir.
带来了 ，先生。
Do you want to remit the money by air mail or by cable, sir?
您想要航空信还是电汇，先生？
Don't do that.Give it to me.
不要放在那儿，把它给我。