desalinate相关的词根或词缀是: sal sal

One answer is to desalinate seawater .

解决措施之一是淡化海水。

So why don 't we desalinate more to alleviate shortages and growing water conflicts ?

因此，为什么我们不通过淡化更多的海水来缓解用水短缺和因用水发生的冲突？

Energy and the technology to desalinate water are both expensive , and this means that desalinating water can be pretty costly .

能源和海水淡化技术都是非常昂贵的，这意味着淡化海水将是费用昂贵的技术途径。

To make fresh water , more cities are burning fuel to desalinate seawater , but that helps push up the price of oil .

为了制造淡水，更多的城市正在消耗燃料以淡化海水，但这会推高石油价格。

So a nanotube membrane that allows both sodium and chloride ions ( which are negatively charged ) to flow out of seawater could become a cheaper way to desalinate water .

因此，这种纳米管膜，可以同时使钠离子和氯离子（这是带负电荷）从海水里分离，从而成为一个淡化海水的便宜方式。