rub off擦掉；使显得暗淡
rub shoulders with与……接触，并肩
1.The cat rubbed itself against my legs.
猫在我腿上蹭来蹭去。
2.He rubbed his forehead fretfully as he looked her over.
他烦躁地揉着额头，打量着她。
3.This pulp rubbed gently on the face and the skin polishes the area, clearing it of all impurities that cause pimples, black heads and spots.
轻轻擦在脸上和皮肤的这种纸浆会使这些区域变得光亮，清除所有导致丘疹、黑头和斑点的杂质。
4.She rubbed out those dirty marks on her white skirt.
她把白裙子上的污迹擦掉。
5.Members of the security forces apparently scrawled "We will die for you, Bashar" in graffiti and locals rubbed it out.
安全部队人员显然曾涂写了“我们愿意为你而死，巴沙尔”的涂鸦，而当地人将其擦去了。
6.She rubbed the lotion into her skin.
她把润肤液揉搓进皮肤里。
7.I rubbed at the stain on the cloth.
我擦了擦布上的污渍。
8.Martin rubbed his chin meditatively.
马丁若有所思地摸着下巴。
9.Danny rubbed his arms and blew on his fingers to warm them.
丹尼搓着胳膊，向他的手指上呵气来暖手。