economize water resource

• 节约水资源

economize water resource的用法和样例：

例句

1. We should vigorously call for conserving water.
   我们要大力提倡节约水资源。
2. There are some examples where irrigation systems have been transformed into propagable profitable businesses, reducing water use without affecting crop useyields.
   这有几个例子列举出来灌溉系统被改造成可盈利的产业，节约水资源的使用却不影响作物的产量。