1、Opportunities for water conservation are everywhere.
水資源的保護無處不在。

2、A Preliminary Research on ECR of Soil and Water Conservation Forest
水土保持林有效覆蓋率(ECR)的初步研究

3、Before about 2000, the Greek already used the water conservation to actuate the machinery.
大約2000年前，希臘人已經(jīng)使用水利驅(qū)動機械。

4、Firstly, supervision promotes public awareness of water conservation and protection.
首先，監(jiān)管能夠增強公共對于節(jié)約、保護水資源的意識。

5、It's one of several water conservation jobs Mother Nature assigned to trees.
這是大自然讓樹木承擔的幾項保護水資源的任務(wù)之一。