“白开水”用英语怎么说？

正确表达：

plain boiled water

我们来解析一下

plain /pleɪn/ 清澈的、朴素的

boiled /bɔɪld/ 沸腾、烧开的

boiled water 烧开的水

清澈烧开的水,那就是白开水咯

例句：

We should drink more plain boiled water every day.

我每天都应该多喝凉白开。

“热水、温水”英语怎么说？

正确表达：

warm water /warm boiled water

（平时喝的热水、温水）

例句：

Wash your face thoroughly with a mild soap and warm water.

用刺激性不强的肥皂和热水把脸彻底洗干净。

国外版"知乎" Quora上有人提了这样一个有趣的问题：

What is the most Chinese thing a Chinese person can do?

一条被赞了400多次的高票回答是：

喝白开水 （Drink warm boiled water）

《洛杉矶时报》还曾刊登了一篇题为“中国饮料不二之选：热水，讲真！”的文章，作者结合自身经历讲述了喝热水在中国是一件多么重要的事。

For many Westerners, the idea of drinking plain hot water is odd. But most Chinese (among others) think Americans habit of chugging [ˈtʃʌɡɪŋ] ice water is equally bizarre, and even unhealthy.

对很多西方人来说，纯喝热水的理念很奇葩，而很多中国人觉得美国人咕咚咕咚喝冰水的习惯也一样怪异，甚至很不健康。

hot water又是什么水呢？

它是刚煮开的滚烫的水

是用来泡茶、冲咖啡的

直接喝hot water会出事的

hot water 还表示：

deep trouble（大麻烦）

difficult situation（困境）

"be in hot water" or "get into hot water"

意为“处于水深火热”之中

例句：

He found himself in hot water over his comments about immigration.

他发现自己针对移民事务发表的那些言论给自己惹上了麻烦。

其他各类water

瓶装水

bottled water

Bottled water is more convenient for us.

瓶装水对我们来说很方便。

自来水

running water/tap water

Some of these older houses still don t have running water.

这些老房子还有一些没有通自来水。

矿泉水

mineral water

Some producers of mineral water have made fat profits.

一些矿泉水生产商获得了巨额利润。

淡水/盐水

fresh water/Salt water

Salt water is much more conductive than fresh water is.

盐水比淡水的传导性强得多。

pure water

纯净水

Humans are not able to taste pure water, even though pure water does have a taste.

人类无法闻出纯净水的味道，哪怕它其实是有味道的。