water softener

• n. 软水剂

英英释义

Noun:

1. a substance (such as sodium chloride) that lessens the hardness of water by replacing calcium and magnesium ions with sodium ions and so gives the water more efficient sudsing power

例句

用作名词 (n.)

1. One way to counteract hard water is by using a water softener.
   中和硬水的方法是使用软水剂。