几千年来，人们利用风来驾驶船只和移动水。
For thousands of years, people have used the wind to sail boats and move water.
上次我们讨论了光合作用，即植物利用光将二氧化碳和水转化为食物的过程。
Last time we talked about photosynthesis, the process by which plants use light to convert carbon dioxide and water into food.
土耳其计划利用底格里斯河与幼发拉底河的水来建造大型水力发电工程。
Turkey plans to harness the waters of the Tigris and Euphrates rivers for big hydro-electric power projects.
提高水和风的利用效率有助于抽水、碾磨或航行等工作。
Increased efficiency in the use of water and wind helped with such tasks as pumping, milling, or sailing.
地下水这个词描述的是水浸透土地，并填充所有可利用的空间。
Groundwater is the word used to describe water that saturates the ground, filling all the available spaces.
水钟是第一种不利用太阳计时的钟。
这种水力发动机可以利用太阳能板将水加热至高温从而产生的蒸汽。
The water engine will use steam, created by solar panels (太阳能板) that heat water to a high temperature.
所有生物使用和重复利用相同的水。
所以我们要好好利用地球上的水。
植物通过光合作用，利用阳光把水和二氧化碳转化为糖分。
Through photosynthesis plants use sunlight to convert water and carbon dioxide into sugar.
贝尔切博士推测在几年内，就有可能建造出一台能够高效利用阳光来分解水的原型工作机。
In a few years, Dr Belcher speculates, it may be possible to build a prototype machine to split water efficiently using sunlight.
汤普森利用扩散方法成像，他控制水通过白质扩散的方向，显示大脑连接的速度。
Thompson used diffusion imaging, which measures the direction in which water diffuses through white matter, to show the speed of the connections.
他的工厂将在繁忙的白天时间生产电，夜间就会利用氢气来分离水。
His plants would produce electricity during peak daytime hours and be used to dissociate water to make hydrogen by night.
答：整个殖民地的水都是来来回回循环利用的。
同样，调整洒水装置使其得到最大限度的利用：确保水对准草地而不是屋子的墙壁，栅栏或马路。
Also, adjust the sprinklers to get the maximum use: make sure they are aimed at the grass and no against the wall of your house, a fence or the road.
在这些方面的影响中，水的利用比气温本身起的作用更重要。
The availability of water plays a more important role on these impacts than temperature itself.
利用声学原理探测中微子的一个优势就是：与光相比，声音在水或冰中更容易传播。
One advantage of acoustic detection is that sound travels rather better in water and ice than light does.
那么为了让公众接受再利用的水你需要做什么呢？
So what do you need to do to make reused water acceptable to the public?
水和有机化合物可以被重复利用。
粮农组织确信，一项关键的解决方案是改善水的管理，以便使水得到更有效的利用。
FAO is convinced that one key solution is to improve water management, so that water is more efficiently used.
它利用了陶瓷的可预测倾向，用化学方法使之与随时间与水相结合。
It takes advantage of ceramics' predictable tendency to bond chemically with water over time.
然而，确实有一些“用途”是会让水不再能被任何人利用的。
However, there are some "USES" that leave it unusable for anyone else.
当系统中存在过剩电力，可以利用泵送水电系统将水抽到高位水库中。
When excess electricity is present in a system, it can be used to pump water up to a reservoir.
工厂在几十年里就在湖边排列成行，利用湖水作为冷却水。
For decades industrial plants have lined the shores, using water as a coolant.
通过利用释放的能量我们可以电解水得到氢气。黑光能源系统可以有效的将水转化为能源。
By using the energy produced to electrolyze water to generate hydrogen, BlackLight power systems can effectively use water as fuel.
通过利用释放的能量我们可以电解水得到氢气。黑光能源系统可以有效的将水转化为能源。
By using the energy produced to electrolyze water to generate hydrogen, BlackLight power systems can effectively use water as fuel.
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