rubsthdown
—phrasal verbwithrubverb[IorT]uk/rʌb/us/rʌb/-bb-
torubsomething with aroughcloth,brush, orpaperuntilitssurfaceissmooth, orcleanandshiny
磨平；磨光；把…擦磨干净
Rub thewooddownwithfinesandpaperuntil it issmooth.用细砂纸把木头磨光滑。
Werubbedthewallsdownwithsoapandhotwater.我们用肥皂和热水把墙面擦干净了。