点击下方单词,选择对的这个单词
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1. (用砂纸等)打磨平滑If you rub down a rough surface, you make it smooth by rubbing it with something such as sandpaper.
2. （用布、毛巾等）擦干，按摩If you rub someone down, you dry them or massage them with something such as a towel or cloth.
1. manually manipulate (someone's body), usually for medicinal or relaxation purposes
e.g. She rubbed down her child with a sponge
Synonym: massageknead
2. wear away
Synonym: abradecorradeabraserub off
多通过句子记忆单词，而不是单独死记硬背。
