误We use waters for drinking and washing.
正We use water for drinking and washing.
析water表示“水”,是不可数名词。复数形式waters是表示“领海”“海域”等。
这次我们走水路。误Let's go on water this time.
正Let's go by water this time.
析表示“乘船”“走水路”可以说by water,也可以说by ship, by boat,不可说on water。
那个男孩跌进水中淹死了。误The boy fell into water and was drowned.
正The boy fell into the water and was drowned.
析water特指某一具体水域时常加定冠词the。