The idea of directed molecular evolution is the extension and use of Darwinian Theory at molecular level.

定向分子进化的实质是达尔文进化论思想在分子水平上的延伸和应用。

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Although Darwinian theory explains many of the facts of evolution better than any other theory, it does not necessarily explain the whole process.

达尔文学说在解释许多进化事实方面虽然比任何别的理论都来得好，但它未必能解释整个进化过程。

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Although Darwinian theory explains many of the facts of evolution better than any other theory, it does not necessarily explain the whole process.

达尔文学说在解释许多进化事实方面虽然比任何别的理论都来得好，但它未必能解释整个进化过程。

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