by the light of nature

基本解释

I patted my pocket by the light of nature, finding that my wallet was lost.
所以我就本能地拍一下我的裤袋，发现我的钱包不见了。
He realizes by the light of nature that she is a proper girl for him, especially for his cause.
本能告诉他，她对他很合适，特别是有利于他的事业。
When they are hungry, they look for food; when they are tire, they rest. By the light of nature they know when and where to migrate.
它们饿了就去找东西吃，累了就找地方休息，它们本能地知道，什麽时候应该迁移到什麽地方去。

Scholars studying works on optics by Greek and Arabic scientists did experiments on the nature of light using lenses and invented eye glasses in the process.
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But Dr Zheludev has found that a similar effect can be achieved by keeping the temperature stable and using a beam of light to manipulate gallium's metallic nature.
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