名词 rub:

1. an unforeseen obstacle

2. the act of rubbing or wiping

Rubeln.鲁贝尔rubv.擦；摩擦；搓；惹恼n.困难；障碍；擦Rubrocuneocoris红楔盲蝽属rubrogliocladin红胶霉菌素,红色胶枝菌素Rubs the bureau磨具Rubus hanceanusn.华南悬钩子Rubbing abdomen摩腹法Rubia crassipesn.厚柄茜草rub - machine摩擦机Rubia tinctorumn.染色茜草rubaiyat stanza抑扬格五音步的四行诗节rub up furniture擦亮家具

1. The cat rubbed its back against my leg.
   猫用背擦我的腿。
2. He rubbed it and the Genie stood in front of him.
   他擦了擦灯，神怪出现了。
3. It was cold,so he rubbed his hands together.
   天很冷，他使劲搓着双手。
4. She rubbed her hands in delight.
   她高兴得直搓手。
5. Their shoulders rubbed together as they walked.
   他们走路时，两人的肩膀互相摩擦着。
6. Aladdin rubbed the lamp and the genie appeared.
   阿拉丁摩擦了那个神灯接着灯神就出现了。