water是可数的。
例句：
Salt water is more buoyant than fresh water.
盐水比淡水浮力大。
There is a shortage of fresh water on the island.
岛上缺少淡水。
扩展资料
Dont forget that all dogs need a supply of fresh water to drink
不要忘记所有的狗都需要喝干净的水。
Fresh water freezes at 0 ℃.
淡水在摄氏零度结冰。
Salt water freezes at a lower temperature than fresh water.
盐水冰点温度比淡水冰点温度低。
