| 释义 | quaking aspen noun[ C or U ]
 uk /ˌkweɪ.kɪŋ ˈæs.pən/ us /ˌkweɪ.kɪŋ ˈæs.pən/
 a tree of the poplar family, with leaves that shake even when there is only a little wind: (欧洲)山杨;(北美)大齿杨
 The forest is a mosaic of quaking aspen, paper birch, and various pines.
 On the edges of the plot, there are pine trees and quaking aspens.
 Sugar maple, quaking aspen, and silver birch trees will be planted.
 A breeze moved through the valley, shaking the quaking aspen leaves.
 Aerial photos showed that the size of quaking aspen stands had decreased.
 SMART Vocabulary: related words and phrases
 Deciduous trees
 acacia
 acer
 ailanthus
 alder
 almond
 fringe tree
 ginkgo
 hawthorn
 honey locust
 hornbeam
 pussy willow
 red maple
 red oak
 rowan
 rubber tree
 wayfaring tree
 weeping willow
 white ash
 white birch
 white oak
 
 Synonym
 aspen
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