scrub off
phrasal verbscrub something off | scrub something off something
- to remove something from the surface of an object by rubbing it hard with a brush, etc.
（用刷子等）刷掉，擦掉 - This treatment involves scrubbing off the top layer of dead skin.
这种治疗需要把死皮的表层除去。
- This treatment involves scrubbing off the top layer of dead skin.