Dirty air and water are harmful.

肮脏的空气和水是有害的。

youdao

2,500 gallons of water are needed to produce one pound of beef.

生产一磅牛肉需要2500加仑的水。

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The questions become more complicated when actual volumes of water are considered: how much water enters and leaves by each route?

当考虑水的实际体积时，问题变得更加复杂：每条支流会有多少水流进及流出呢？

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Clouds with extremely cool water are mixed with man-made ice crystals, such as silver iodide and metaldehyde crystals.

VOA: special.2011.01.11

Methane, there are certainly some solid bonds there, but breaking those to form CO2 and water, well it's worth it, right, energetically.

酒精中的确含有很强的化学键，但是打断这些化学键然后生成二氧化碳和水，从能量上来看是值得的。

麻省理工公开课 - 热力学与动力学课程节选

Many kinds of molecules make up your coffee There are the water molecules, the flavor molecules the milk proteins, etcetera.

许多不同种类的分子构成了你的咖啡,有水分子，气味分子，牛奶蛋白等等。

麻省理工公开课 - 热力学与动力学课程节选

You should review your supply kit periodically to make sure the food and water are good.

FORBES: Are You Prepared for a Disaster?

Even people who swim well in warm water are at risk for drowning in cold water.

CNN: Are polar bear plunges good for you?

Drifting snow and surface water are continuing to cause problems on roads across the Isle of Man.

BBC: Isle of Man roads closed by snow and surface water