Treeline
n. 树木生长线（按海拔标示的树木生长上限）
🗣️ 情景例句
Excuse me, but may I ask how old you are?
对不起， 我能问一下你多大了吗？
You were wise to keep away from him.
你避开他是明智之举。
She's sitting under the tree.
她正在树荫下坐着。