elasticin弹性硬蛋白elasticadj.灵活的；有弹性的；可变的n.橡皮圈；有松紧的东西elastic parameter弹性参数elastic enclosure弹性结构封闭声腔elastic sensation弹力感,弹性感elastic component弹力组件elastic potential弹性势Elastic mechanism弹性力学elastic thin slab弹性薄板elastic connector弹性连接器elastic reactance弹性抗,弹性阻抗elastic-cushion弹性垫