n. an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
n. any of various synthetic elastic materials whose properties resemble natural rubber
s. returned for lack of funds
n. 橡皮, 橡胶, 做摩擦动作的人, 按摩师, 决胜盘
vt. 用橡胶制造, 涂橡胶于