基本解釋[農(nóng)業(yè)科學]北極樹木線北極樹線英漢例句雙語例句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(qū)冰蓋和喬本植被線之間的無樹地區(qū)，有永凍底土，并支撐低的植物，如苔蘚、地衣和發(fā)育不全的灌木。http://chazidian.comarctic tree line更多例句專業(yè)釋義農(nóng)業(yè)科學北極樹木線北極樹線