fresh water

The supply of fresh water and vegetables gradually diminished during the voyage.

在航行中,淡水和蔬菜的供应渐渐减少.

Fresh-water lakes and streams furnish nearly all of our surface water supplies.

我们所用的地表水几乎全由淡水湖和河流供给.

Rivers are fresh water.

河流通常是淡水.

Eggs that reach fresh water hatch into ciliated miracidia.

虫卵进入淡水,孵化成毛蚴.

If you were in the Sahara, you would realise the value of fresh water.

如果你在撒哈拉大沙漠, 你就会知道淡水的价值了.

The development of these fresh water systems is clearly worth considering.

发展这样一些淡水系统显然是值得重视的.

Fresh water and other commodities are in short supply.

淡水和其他商品短缺。

Don'tforget that all dogs need a supply of fresh water to drink.

不要忘记所有的狗都需要喝新鲜的水。

The amoeba, a denizen of fresh water, is such a case.

变形虫, 一种淡水生物, 就是这种情况.

Fresh water was at a premium after the reservoir was contaminated.

在水库被污染之后，清水便因稀而贵了。

to distil fresh water from sea water

用蒸馏法从海水中提取淡水

Many fresh-water productions are low in the scale of nature.

许多淡水生物在自然系统上的地位比较低.

Salt water is much more conductive than fresh water is.

盐水比淡水的传导性强得多。

Salt water has more buoyance than fresh water.

咸水比淡水浮力大.

She filled the jug with fresh water.

她将水壶注满了清水.