Vacacy
n. 空缺, 空位
🗣️ 情景例句
How many courses are you taking this semester?
这学期你选了多少课？
I slipped on the stairs and fell down.I broke my leg.
我在楼梯上滑倒了并且掉下来我弄断了腿的。
No, thanks.
不喝，谢谢您。