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
Don't worry about it.
别介意。
Charity begins at home, but should not end there.
仁爱须由近及远。
It was made of red silk.
它是用大红丝绸做的。