1、economize on water; save on water
节约用水
2、conservation of water is of great importance.
节约用水非常重要。
3、we must economize on water.
我们必须节约用水。
4、the government is appealing to everyone to save water.
政府号召大家节约用水。
5、please economize the water, thanks for cooperation!
请节约用水谢谢合作!
6、saving water is to cherish life.
节约用水就是珍惜生命。