any of several North American trees of the genus Populus having a tuft of cottony hairs on the seed
American basswood of the Allegheny region
同义词：white basswood, Tilia heterophylla
cottonwood例句
A rain of fluffy cottonwood seeds; a rain of insults.
如雨般落下的白杨子; 一阵侮辱
A poplar tree, especially a cottonwood.
三角叶杨一种杨树，尤指三角叶杨
cottonwood详细解释
cot.ton.wood n.（名词）Any of several North American poplar trees, especiallyPopulus deltoides, which has triangular leaves and a tuft of cottony hairs on the seeds. 三角叶杨，棉白杨：北美洲的一种杨树，尤指普通白杨 有三角形叶片、种子上有束棉絮状绒毛
