求翻译：生物需要水、生命离不开水。那么一点儿水，早晚会用光的。我国人均水量仅占世界平均水量的四分之一。在1668个在建城市中，有近400座城市缺水，100多座严峻缺水。在这种情况下，谁有理由不珍惜水、节约水呢？假如再不节约用水，那么世界上最后一滴水将是人的眼泪！我们的子孙后代必将遭受大自然的严肃惩罚！是什么意思？

Biological need for water, life can not do without water. So little water, sooner or later run out of. China's per capita water volume accounted for only a quarter of the world average. Built in 1668 in the city, nearly 400 cities short of water, more than 100 severe water shortages. In this case, w

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