Tra từ treeline - Từ điển Oxford Advanced Learner 8th

Từ điển Oxford Advanced Learner 8th

treeline tree·line f15 [treeline] BrE [ˈtriːlaɪn] NAmE [ˈtriːlaɪn] noun singular a level of land, for example on a mountain, above which trees will not grow •There's still some snow above the treeline.