The dry summer has magnified the problem of water shortages.

干燥的夏季加剧了缺水的问题。

《牛津词典》

To return to the problem of water pollution, I'd like you to look at a study conducted in Australia in 2012.

回到水污染问题上来，我想让你看看2012年在澳大利亚进行的一项研究。

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How serious is the problem of water scarcity?

水短缺问题有多严重？

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The lack of clean drinking water is a major problem worldwide.

VOA: special.2010.04.05

There can be a supply of them, a storehouse of them that can build up in the body, and so day-to-day fluctuations become less of a problem with fat soluble then water soluble vitamins, because the body can go grab them from a storage depot, if you will.

从而在体内建立起一个供应源,一个脂溶性维生素仓库,这样一来,相比起水溶性维生素,脂溶性维生素的浓度不会每天剧烈波动,因为机体可以任意取用体内的储存

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The fascinating part about this layer is that it solves the problem for phospholipids about how to exist in water when half of you wants to be in oil, and that the water soluble part of the top leaflet here, of the top points up into the water, and the fatty acid chains point down.

这层膜的迷人之处在于,它解决了磷脂,如何存在于水中和油脂中的问题,水溶性的顶端部分,向上插入水中,而脂肪链则指向下

耶鲁公开课 - 生物医学工程探索课程节选

"We thought why don't we start a company that addresses this possibility of using capitalism as an aggressive way to solve the glaring problem of water pollution, " he said.

CNN: Eco-friendly bottle for ethical water

You could use the annual event to investigate the problem of global water shortages, or look at the issue closer to home.

BBC: Story ideas for 2011 News Day

Since the authorities were constantly neglecting the growing problem of unfair water distribution system, the farmers had to bear the brunt of water scarcity, the farmers alleged.

FORBES: Access To Water May Limit India's Development