water softened out of boiler

例句：

1. 1. The river flows through thecity, providing clean water for the people.
   这条河流过城市，为人们提供清洁的水。
2. 2. The fish swim in the clearwater of the lake.
   鱼在湖里的清澈水中游动。
3. 3. The rainwater collectedfrom the roof is used to irrigate the garden.
   从屋顶收集的雨水被用来浇灌花园。