1. economize on water; save on water

　　節(jié)約用水

　　2. Conservation of water is of great importance.

　　節(jié)約用水非常重要。

　　3. We must economize on water.

　　我們必須節(jié)約用水。

　　4. The government is appealing to everyone to save water.

　　政府號召大家節(jié)約用水。

　　5. Please economize the water, thanks for cooperation!

　　請節(jié)約用水謝謝合作!

　　6. Saving water is to cherish life.

　　節(jié)約用水就是珍惜生命。

　　7. The power enterprises shall economize on water.

　　電力企業(yè)應當節(jié)約用水。

　　8. Everyone has the accountability to save water and to propagate the concept of treasuring water.

　　每個人都有責任節(jié)約用水，并宣傳節(jié)約用水。

　　9. We have to economize on water during the dry season

　　我們在旱季不得不節(jié)約用水

　　10. We must conserve water during the drought.

　　干旱期間我們必須節(jié)約用水。