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 polisher弹性抛光针elastic oil sump弹性油箱elastic covering弹性套, 弹性罩elastic airscrew弹性螺旋桨elastic property弹性特性elastic-theory弹性理论elastic strength弹性强度Elastic bearings弹性支撑elastic business弹性业务elastic contrast弹性对比