我国旱地面积大，水资源严重短缺。
China with large area of arid land is in severe shortage of water resources.
我国是水资源短缺和水污染严重的国家之一。
Water resource shortage and water pollution are serious in our country.
我国许多城市，特别是北方城市面临水资源严重短缺的问题。
Many cities in China, especially in northern cities facing serious water shortage problem.
我国是一个陆地水资源相对短缺，而水污染又相当严重的国家。
China is a water short country and its water polluted seriously.
我国是一个陆地水资源相对短缺，而水污染又相当严重的国家。
China is a water short country and its water polluted seriously.
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