柯林斯词典aspen /ˈæspən/ (aspens) 1. N-VAR An aspen is a tall tree with leaves that move a lot in the wind. 山楊 返回 aspen剑桥词典a tree of the poplar family , with leaves that shake even when there is only a little wind （歐洲）山楊；（北美）大齒楊 On our walk along the river we passed thundering waterfalls and quivering aspens. 我們沿著河岸散步，一路經過了雷鳴般的瀑佈和搖曳的山楊樹。 返回 aspen