例句：
Williams ordered him to leave.
威廉斯命令他离开。
I'm still due 15 day's leave.
我还应有15天的休假。
I can't very well leave now.
我现在离开不太合适。
No student is to leave the room.
学生一律不许离开这房间。
Will the operation leave a scar?
手术会不会留下疤痕？
We had to ask him to leave.
我们不得不让他离开。
