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。
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。