把…磨光滑
1. 用力擦遍;按摩：rub away 擦掉;磨去 | rub down 用力擦遍;按摩 | rub off 擦掉,磨去
2. 撞倒,撞沉;追捕,追查：nng off挂断电话 | rub down撞倒,撞沉;追捕,追查 | run over略读,略述;辗过,浏览,匆匆复习
3. 按摩：rub away 擦掉 | rub down 按摩 | rub elbows with 交往
4. 用力擦遍......;把......擦亮：rub away 擦去、磨去...... | rub down用力擦遍......;把......擦亮 | rub off 擦去、消除......
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.
e.g. They were settling to their work, rubbing down the woodwork with sandpaper.
他们开始工作，用砂纸把木制品打磨平滑。
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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.
e.g. He set him on the bed and rubbed him down with a coarse towel...
他让他躺到床上，用一条粗糙的毛巾给他擦干了全身。
e.g. 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。
rub down