There are two classes of water brushes: watercolor brushes and airbrushes.

有两种类别的水刷：水彩笔和喷笔。

youdao

Stains are removed with buckets of soapy water and scrubbing brushes.

污点用一桶桶的肥皂水和擦洗的刷子除掉了。

《柯林斯英汉双解大词典》

W: Ten sheets of rice paper, 25 brushes, two boxes of oil color and two boxes of water color. All these come up to $35.50, sir.

W：10张宣纸，25把刷子，两盒油彩和两盒水彩，一共35.5美元。

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

He is just using brushes and water on Stockport town hall.

ECONOMIST: Conservation

Though still classic in design (some have two and three heads to make veins and layers), the length and type of hair for the brushes have been changed to accommodate water-based paint, which the industry has embraced in place of oil-based paint.

WSJ: An Artisan Who Can Turn Paint into Stone | Creating