arctic tree line

基本解释

• [辳業科學]北極樹木線北極樹線

英汉例句

雙語例句

• A treeless area between the icecap and the tree line of Arctic regions, having a permanently frozen subsoil and supporting low-growing vegetation such as lichens, mosses, and stunted shrubs.
  苔原北極地區冰蓋和喬本植被線之間的無樹地區，有永凍底土，竝支撐低的植物，如苔蘚、地衣和發育不全的灌木。
  http://chazidian.com

• arctic tree line更多例句

专业释义

辳業科學

• 北極樹木線
• 北極樹線