It's the best way to protect our world's most valuable natural resource.
这是保护世界上最宝贵的自然资源的最好方法。
Water is the resource of life, and it is also the most valuable natural resource in the earth.
水是生命之源，是地球上最可宝贵的资源之一。
Water is the fundamental substance for all lives on the earth as well as for the life and production of human beings. It is also a valuable natural resource.
水是地球上一切生命赖以生存、人类生活和生产必不可少的基本物质，它是宝贵的自然资源。
应用推荐