1、Hard water inhibited significantly the growth of poinsettia.
硬水顯著抑制一品紅生長。

2、Hard water furred the kettle.
硬水使水壺生了垢。

3、The product effectively removes mineral deposits and hard water films. It is economical to use.
本產(chǎn)品能有效去除礦物質(zhì)沉淀物及粘硬水膜，經(jīng)濟實用。

4、"If you live in a hard water area, use cooled boiled water from the kettle," says Richards.
“如果你是生活在硬水區(qū)，要使用水壺中冷卻的煮沸的水，”Richards說。

5、Hard water which can be softened by adding sodium carbonate is called permanent hard water.
經(jīng)過加入碳酸鈉能被軟化的硬水，稱為永硬水。

hard water翻譯