saving water

• 节水

saving water的用法和样例：

例句

1. What kind of closestool is just section water model?
   什么样的马桶才是节水型的呢？
2. Water Saving Irrigation Techniques and Evaluation of Turf in Arid Desert Region.
   干旱荒漠区草坪节水灌溉技术及其评价。