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
1. I need a rubber to erase my mistakes.
我需要一个橡皮擦来擦掉我的错误。
2. The tire is made of rubber for better grip on the road.
这个轮胎是用橡胶制造的，以便在路上更好地抓地。
3. She wore rubber boots to keep her feet dry in the rain.
她穿着橡胶靴以保持双脚在雨中干燥。