water-soluble air

例句：

1. 1.The paint is water-soluble, so it can be easily washed off with soapy water.
   这种油漆是可溶的，所以可以用肥皂水轻易地洗掉。
2. 2.This material is water-soluble, which makes it easy to clean and maintain.
   这种材料是可溶的，这使得它容易清洁和维护。
3. 3. The drug is water-soluble, so it can be dissolved in water for oral administration.
   这种药物是可溶的，所以可以溶解在水中用于口服给药。