rub

vt.擦，摩擦；用…擦；触怒；（使）相互磨擦

vi.接触，摩擦；擦伤；在困境中持续下去

n.摩擦的动作；表面不平；阻碍，困难

verb

1. 擦；磨；搓
   to move your hand, or sth such as a cloth, backwards and forwards over a surface while pressing firmly
   1. She rubbed her chin thoughtfully.
      她若有所思地抚摩着下巴。
   2. Rub the surface with sandpaper before painting.
      用砂纸打磨表面，然后再上油漆。
   3. The cat rubbed itself against my legs.
      猫在我腿上蹭来蹭去。
   4. I rubbed at the stain on the cloth.
      我擦了擦布上的污渍。
   5. Animals had been rubbing against the trees.
      动物一直在这些树上蹭来蹭去。
   6. Rub the surface smooth.
      将表面擦光。
2. （使）相互摩擦；搓
   to press two surfaces against each other and move them backwards and forwards; to be pressed together and move in this way
   1. She rubbed her hands in delight.
      她高兴得直搓手。
   2. It sounded like two pieces of wood rubbing together.
      听起来就像是两块木头在一起摩擦。
3. 磨，摩擦（尤指引起疼痛或损害）
   to move backwards and forwards many times against sth while pressing it, especially causing pain or damage
   1. The back of my shoe is rubbing.
      我的鞋后跟磨脚。
   2. The wheel is rubbing on the mudguard.
      车轮蹭着挡泥板了。
   3. The horse's neck was rubbed raw (= until the skin came off) where the rope had been.
      马脖子上套过缰绳的地方皮都给磨掉了。
4. 涂；抹；搽
   to spread a liquid or other substance over a surface while pressing firmly
   1. She rubbed the lotion into her skin.
      她把润肤液揉搓进皮肤里。

noun

1. 擦；抹；搓；揉
   an act of rubbing a surface
   1. She gave her knee a quick rub.
      她很快地揉了揉膝盖。
2. 问题；困难
   a problem or difficulty
   1. The hotel is in the middle of nowhere and there lies the rub . We don't have a car.
      难就难在旅馆很偏远，我们又没有汽车。

过去式:rubbed 现在分词:rubbing 过去分词:rubbed 第三人称单数:rubs 名词复数形式:rubs

rub 刮，擦，磨，涂

词源不详。

1. They might not have two cents to rub together, but at least they have a kind of lifestyle that is different.
   他们也许穷得叮当响，但他们至少拥有一种不同的生活方式。
2. His enemies will attempt to rub his nose in past policy statements.
   他的对手会试图揪住他过去政策陈述的漏洞不放。
3. Rub the surface of the wood in preparation for the varnish
   打磨木头的表面，为刷清漆做准备。
4. Prick the potatoes and rub the skins with salt
   将马铃薯戳一些洞，并用盐揉搓外皮。
5. He rubbed his arms and stiff legs
   他按摩着自己的胳膊和僵硬的双腿。
6. 'I fell in a ditch', he said, rubbing at a scrape on his hand.
   “我掉进沟里了”，他一边说着，一边揉着手上的擦伤。
7. A cat was rubbing against my leg
   一只猫在我腿上蹭来蹭去。
8. He kept rubbing his leg against mine.
   他不停地用腿蹭我的腿。
9. She took off her glasses and rubbed them hard
   她摘下眼镜使劲擦着。
10. He rubbed and rubbed but couldn't seem to get clean.
    他擦了又擦，可就是擦不干净。
11. I pretended to rub a fleck of grit from one eye.
    我假装拭去一只眼睛里的沙粒。
12. He rubbed his hands together a few times.
    他搓了几下手。
13. Smear cream on to your baby's skin at the edges of the plaster to prevent it from rubbing.
    在宝宝贴膏药的皮肤边缘涂上护肤霜，以防止膏药擦伤皮肤。
14. 'What do you want to write about?'. And there was the rub, because I didn't yet know.
    “你想写什么？”难就难在这儿，因为我还不知道写什么。
15. She sometimes asks if I want a back rub.
    她有时会问我想不想做个背部按摩。
16. He regularly rubbed shoulders with the likes of Elizabeth Taylor and Kylie Minogue.
    他经常与伊丽莎白·泰勒和凯莉·米洛这样的人接触。
17. What are you going to get out of him if you rub him up the wrong way?
    你要是不小心把他惹毛了，你有什么好处？
18. After a bath or shower rub down the whole body with a loofah.
    在洗澡或淋浴后，用丝瓜络按摩身体。
19. When hair is dry, rub in a little oil to make it smooth and glossy.
    等头发干了以后，搽上一点油，使其顺滑而有光泽。
20. I was hoping some of his genius might rub off.
    我希望他的才华也可以影响他人。
21. Nobody else believed that they had tried to rub out the pope.
    其他人都不相信他们试图杀死教皇。
22. Rub down the door and wash off the dust before applying the varnish.
    在上清漆前，要彻底打磨这扇门并把尘土清洗掉。
23. Don't rub your eyes.
    别揉眼睛。
24. These clothes haven't been washed clean. Let me give them another rub or two.
    这衣服没洗干净，再搋两下。
25. This ink stain won't rub out.
    这墨水渍擦不掉。
26. Burn off the old paint, fill any cracks in the woodwork, and rub down well with sandpaper.
    将这件木器原来的漆烧掉，填补好上面的裂缝，再用砂纸磨光。
27. Don't rub too hard when you wash your clothes ( on a washboard).
    洗衣服别使劲挼搓。
28. The best way to lay the dust is to damp the floor down, and then rub it all over with a piece of cloth.
    不使尘土飞扬的最好方法就是把地板润湿一下，随后用布擦一遍。
29. My little sister got a bump on her forehead and asked mum to rub it for her.
    妹妹的脑门上碰了个包，让妈妈给她揉搓。
30. Trainers rub down an athlete after hard exercise.
    在运动员强烈运动之后，教练为他按摩。