Peritrack
n. [空] 滑行道
🗣️ 情景例句
It's for kids.
这是给小孩看的。
Can I cancel this ticket?
我可以取消这张票吗？
At night, when you really wish to go to sleep, you rarely manage to do so.
到了夜晚，你真想睡了，却很难入睡。