I started to scrub off the dirt.

我开始擦除灰尘。

《柯林斯英汉双解大词典》

I'll have to scrub off all the oil muck.

我得把这些油污都擦洗掉。

youdao

I got paint on my hands and it will not scrub off.

我手上弄上了油漆，洗也洗不掉。

youdao

Officials at the Glen Canyon National Recreation Area in Arizona started a Graffiti Removal and Intervention Team, and this year are recruiting volunteers to scrub off graffiti with water and wire brushes, according to the Glen Canyon website.

WSJ: Outbreak of Graffiti Defaces a Beauty Spot

The scrub was fantastic, sloughing off all the old skin cells and leaving my skin feeling clean and tingly.

CNN: Pamper yourself: Mandarin Oriental