rubber
/ˈrəbər/
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
中文释义：橡胶；橡皮
Rubber is widely used in the manufacture of tires.
橡胶广泛用于轮胎制造。
Natural rubber comes from the sap of rubber trees.
天然橡胶来自橡胶树的汁液。