n. 橡胶;橡皮;决胜局;避孕套;
adj. 橡胶制成的;
vt. 涂橡胶于;用橡胶制造;
vi. 扭转脖子看;好奇地引颈而望;
rubb=rub相互磨擦+er名词后缀 → 能相互摩擦的 → 橡皮
🗣️ 情景例句
Well, I only like to do some jogging in the fresh morning air.
是的,我仅喜欢在早晨清新的空气里慢跑。
Take care of yourself and don't forget to keep in touch.
多多保重。别忘了保持联系。
Perhaps the most extraordinary building of the nineteeth century was the Crystal Palace, which was built in Hyde Park for the Great Exhibition of 1851.