on the origin of species by means of natural selection or the preservation of favoured races in the struggle for life
关于通过自然选择或在生存斗争中保存有利种族的物种起源
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In 1859, Darwin's perception and evidence became "on the Origin of Species by Means of Natural Selection, or the Preservation of Favored Races in the Struggle for Life."
1859年，达尔文的认知和论据让他完成了“物竞天择来获得物种起源，或是生命斗争中，保存了优等品种。”
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