Ball's operation
[医] 鲍尔氏手术(结肠切开术,腹股沟疝手术,割断肛门的感觉神经)
🧩 词语组成解析
🗣️ 情景例句
This food is heavenly, isn't it?
这一顿太美好了， 是吗？
Please let me apologize.
请让我致歉意。
Now that they could ride horses, it became easier to hunt the bison, a type of cattle which used to exist in huge numbers on the plains of America.
当他们从一个营地搬到另一个营地去的时候，他们就可以利用这些野马来运载货物。既然土著人会骑马了，猎取野牛也就容易了。这种野牛以前是成群结队地生活在美洲平原上的。