Scientists say that a water-powered spaceship could make the trip to Mars much cheaper.

科学家称，水动力宇宙飞船可以大幅减少火星之旅的成本。

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The water footprint is designed to help consumers and businesses understand just how much water is required to make products like a cotton T-shirt or a can of corn.

“水足迹”这一概念的提出是为了帮助消费者和商家明白为了制造诸如一件纯毛T恤或者是一罐玉米的商品所需耗费的真实水量。

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I think I visited the fall at just the right time - enough water was flowing across it to make it impressive, yet not so much water that the fall would appear as one giant sheet of water.

我想我来得正是时候，此时瀑布水量充足，让人印象深刻，但又不至于多得象一帘巨大的水幕。

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Too much water can make adobe weak.

VOA: special.2009.01.12

You've got to pretty much take that chalk, and make a slurry out of it, put water, and dry it back up, put in a mold, and then you can have the chalk again, but you can't just glue it back together.

你得尽可能地收集它的碎片，把它做成粉浆，加水然后风干，放进模具，然后你就能重新得到这支粉笔，但是你不能简单地把它粘起来。

麻省理工公开课 - 热力学与动力学课程节选

Well how much sense does it make to ship water to the U.S. from France?

从法国进口水到美国有意义吗

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Incidents such as the recent discovery of more than 6, 000 dead pigs in Shanghai's Huangpu River, which supplies much of the city's tap water, make China a particularly hard sell, said Doreen Jaeger-Soong, managing director of legal recruitment firm Hughes-Castell.

WSJ: Why Leave Job in Beijing? To Breathe

While social entrepreneurship is starting to make a difference in addressing the global water crisis, so much more needs to be done.

FORBES: Investors Are The Key To Solving The World's Water Problems

One substantial achievement, announced earlier this month, will make it much easier for Tribes to gain access to USDA funding for water and sewer improvement projects, electrical system upgrades and telecommunications services including broadband.

WHITEHOUSE: USDA Highlights Efforts to Give Tribes the Tools to Improve Basic Services | The White House