音标发音英式音标 [ˈtriː.laɪn]美式音标 [ˈtriː.laɪn]英式发音 美式发音 基本解释林木線(林木能夠生長的海拔上限或最高緯度)。同根派生 the treeline相关词英英字典劍橋英英字典 the height above sea level or the distance south or north of the equator after which trees do not growthe treeline剑桥字典the treeline柯林斯字典