It's one of several water conservation jobs Mother Nature assigned to trees.
这是大自然让树木承担的几项保护水资源的任务之一。
Some of these large lakes could be perfectly suited for nature conservation.
这些大型湖泊对自然保育来说再合适不过了。
The conservation and transformation of movement are a basic law in nature.
物质运动在量上的守恒和在质上的转化是自然界的一条基本法则。
The conservation and transformation of movement are a basic law in nature.
物质运动在量上的守恒和在质上的转化是自然界的一条基本法则。
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