Treeline
n. 树木生长线（按海拔标示的树木生长上限）
🗣️ 情景例句
Strawberry?
草莓的？
I should say you've caught a cold.
我看你感冒了。
It immediately ran away when she saw it, and experts confirmed that a puma will not attack a human being unless it is cornered.
她刚看见它，它就立刻逃走了。专家证实，美洲狮非被逼得走投无路，是决不会伤人的。