noun 下载 🔗分享 弹性体,弹性聚合物 Any polymer having the elastic properties of rubber Examples : "The rubber band, made of an elastomer, stretched easily and returned to its original shape. " 这个橡皮筋是用一种弹性体材料做的,很容易拉伸,而且还能恢复原状。 material substance 与AI对话词汇游戏阅读练习