/rʌb ||; rʌb/verb (
rubbing;rubbed)
1 [I,T] to move your hand, a cloth, etc backwards and forwards on the surface of sth while pressing firmly 擦；搓；揉；摩擦 · Ralph rubbed his hands together to keep them warm. 拉尔夫搓着双手取暖。The cat rubbed against my leg. 小猫身体在我腿上摩擦。
2 [T] rub sth in (to sth) to put a cream, liquid, etc onto a surface by rubbing 涂擦（油膏、液体等）: Apply a little of the lotion and rub it into the skin. 把少量护肤液涂在皮肤上并加以轻揉。
3 [I,T]
rub (on/against sth) to press on/against sth, often causing pain or damage 摩擦；磨痛:
These new shoes are rubbing my heels. 这双新鞋磨痛我的脚跟。
rub noun [C]
rub salt into the wound/sb's wounds to make a situation that makes sb feel bad even worse 使某人痛上加痛；使某人处境更糟
rub shoulders with sb to meet and spend time with famous people 与著名人物接触或交往:
As a journalist you rub shoulders with the rich and famous. 作为一名记者，你经常会跟富豪和名人交往。 rub it/sth in to keep reminding sb of sth embarrassing that he/she wants to forget 反复提及令人尴尬的事:
I know it was a stupid mistake, but there's no need to rub it in! 我知道那是个愚蠢的错误，但用不着老说个没完！ rub off (on/onto sb) (used about a good quality) to be passed from one person to another （指好的质量）从一人传至另一人:
Let's hope some of her enthusiasm rubs off onto her brother. 我们且希望她的哥哥也像她那样热心。 rub sth off (sth) to remove sth from a surface by rubbing 把某物从表面抹去:
He rubbed the dirt off his boots. 他抹掉靴子上的尘土。 rub sth out to remove the marks made by a pencil, chalk, etc using a rubber, cloth, etc （用橡皮、布等）把铅笔或粉笔等的痕迹擦去:
That answer is wrong. Rub it out. 那个答案不对，把它擦掉吧。