Bier's operation
[医] 比尔氏手术(小腿切断术)
🧩 词语组成解析
🗣️ 情景例句
That isn't necessary.
这倒不必。
Things done cannot be undone.
木已成舟。
The girl asked to see a timetable, feeling sure that her father could not have made such a mistake.
姑娘要求看到时刻表，因为她相信父亲不能把这么大的事弄错。