Treelines
(treeline 的复数) n. 树木生长线（按海拔标示的树木生长上限）
🗣️ 情景例句
International travel involves a lot of waiting around in airports.
经常在机场等候是环球旅行的一部分。
It's windy this afternoon.
今天下午起风。
We were both lucky. I think she is a hero too!
我们俩都很走运。我认为她也是个英雄。