timberline

• 名词，指山区或高纬度地区因低温、生长季短或其他环境因素导致树木无法生长的界线或海拔高度。

A noun referring to the line or boundary in mountainous regions or high latitudes beyond which trees do not grow due to cold temperatures, short growing seasons, or other environmental factors.

1. Tree growth boundaryC1formal

   The line or elevation on a mountain or in polar regions beyond which trees cannot grow due to cold temperatures, lack of soil, or other environmental factors.

   林线

   • The hikers stopped just below the timberline to set up camp.
   • Above the timberline, only low-lying shrubs and mosses survive.
   • Climate change is causing the timberline to shift higher up the mountain.

   同义词tree line