Arthroendoscopy
关节内腔镜检查
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
I am at leisure now.
我现在有空。
It's to the north of England; it's part of Britain.
它位于苏格兰的北部，是不列颠的一部分。