IT is not often that biologists have a chance to watch natural selection in action.
生物学家们不常有机会看到自然抉择是如何进行的。
Change the emotionally moved that the nature offered into the action of natural protection.
把自然带给我们的感动，化为保护自然的行动。
The statute creates no private cause of action for natural resource damage.
法令并非导致自然资源破坏反应的秘密原因。
The drive factor is local economic action, which use natural resource immoderately.
驱动土地覆被变化的主导因素是人类经济活动对自然资源的不合理利用。
These were the results that natural factors and human action effect comprehensively.
这是自然因素和人类活动综合作用的结果。
The natural thing is to be a decisive human and take action.
我们的天性就是不断作出决定、采取行动。
It's Darwin's principle of natural selection in action.
这是达尔文的自然选择原则的行动。
It's Darwin's principle of natural selection in action.
这是达尔文的自然选择原则的行动。
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