我们的收入减少了，现在我们必须厉行节约。
Our income has decreased and now we must practice a strict economy.
在许多欧洲城市，人们通过减少用水来节约用水。
In many European cities, people are saving water by using less.
许多人试图通过减少灌溉频率或改种需水量更少的作物来节约用水。
Many have been attempting to conserve water by irrigating less frequently or by switching to crops that require less water.
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