It requires a high level of concentration, and a systematic, steady approach.
它需要极高程度的专注,以及系统性,按部就班的方法。
But sometimes, making desalination part of the approach to water management may be the only way to ensure a steady supply of drinking water.
但是有时候把淡化作为水资源管理办法的一部分,也许是确保稳定供应饮用水的唯一办法。
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