Bier's operation
[医] 比尔氏手术(小腿切断术)
🧩 词语组成解析
🗣️ 情景例句
She is sleeping here so she won't have to travel from Riverdale in the morning.
她晚上住在这儿，免得早上从Riverdale赶过来。
A good horse oft needs a good spur.
好马常需好靴刺。
If it were gentle, only the more unstable rods fell.
如果地震轻微，只有不稳定的木棒倒下；