1. | [u] 橡胶a strong substance that can be stretched and does not allow liquids to pass through it, used for making tyres, boots, etc. It is made from the liquid(= sap ) inside a tropical plant or is produced using chemicals. |
a ball made of rubber 皮球 | |
a rubber tree 橡胶树 |
2. | [c] 橡皮;黑板擦a small piece of rubber or a similar substance, used for removing pencil marks from paper; a piece of soft material used for removing chalk marks from a blackboard |
3. | [c] (informal) (某些纸牌游戏或体育运动中相同的对手或队伍间)多轮决胜负的比赛(in some card games or sports) a competition consisting of a series of games or matches between the same teams or players |