Darwin read Malthus in 1838 and immediately realized how it applied to his own work.

达尔文1838年阅读了马尔萨斯的作品，立刻就意识到将其应用于自己的研究中。

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Darwin read Malthus in 1838 and immediately realized how it applied to his own work.

达尔文1838年阅读了马尔萨斯的作品，立刻就意识到将其应用于自己的研究中。

youdao