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
Are you married or single?
你结婚了还是单身？
Yes, this is Shen speaking.
是的，我姓沈。
Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
蛇的唾液本来和我们人的消化液一样柔和，但经过漫长的时间，演变成了今天仍无法分析清楚的毒液。