Engineers have found that wetlands, grassy fields and soil or sand filters can take in stormwater with different levels of pollution and release water with a relatively constant cleanliness.

VOA: standard.2010.08.04

If we take hydrogen peroxide in the liquid state, it can break down to form water and oxygen.

如果我们有一些液态的过氧化氢，它会分解成水和氧气。

麻省理工公开课 - 热力学与动力学课程节选

Let's take salt, solid, and dissolve it in a bunch of liquid water.

我们把食盐晶体，溶解在一些水中。

麻省理工公开课 - 热力学与动力学课程节选

Take the yolks and mix them in with the sugar and water No. Sugar and flour I guess is probably what I want, sugar and water is not going to do anything interesting for me here mix them into something else.

将蛋黄取出,把他们和上糖和水,不，我猜糖和面粉才可能是我想要的，糖和水没法儿为我,变出有趣的东西来,把他们混合成别的什么东西。

麻省理工公开课 - 计算机科学及编程导论课程节选

We take in a lot of food and water everyday, every year, and yet most of us our weight stays remarkably stable over that period of time for adults despite how much we eat and how much we drink.

日复一日年复一年,我们都摄入大量的食物和水,但我们绝大部分人的体重,在成年期都保持得很稳定,不管我们怎样大吃大喝

耶鲁公开课 - 生物医学工程探索课程节选