survival of the fittest

常見例句

If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?
如果進(jìn)化論是講適者生存，在弱肉強(qiáng)食的自然界，動(dòng)物怎麼能進(jìn)化出道德情感？
Years ago, people tended to see evolution as a competition for survival of the fittest. But now there is more emphasis on the gentler virtues.
數(shù)年前，人們傾曏於把進(jìn)化看作是一種競(jìng)爭，適者生存的競(jìng)爭，但現(xiàn)在更加地強(qiáng)調(diào)溫和的美德。
Herbert Spencer, in the decade after Darwin, summarised natural selection as "survival of the fittest" – a slogan -Darwin only later adopted.
十年之後，赫伯特·斯賓塞將達(dá)爾文的自然選擇概括爲(wèi)“適者生存”——達(dá)爾文衹是後來採用了這個(gè)口號(hào)。

The British philosopher Herbert Spencer described this struggle as "survival of the fittest."
If evolution is survival of the fittest, nature red in tooth and claw, how could animals evolve moral feelings?
如果進(jìn)化論是講適者生存，在弱肉強(qiáng)食的自然界，動(dòng)物怎麼能進(jìn)化出道德情感？
耶魯公開課 - 心理學(xué)導(dǎo)論課程節(jié)選

Survival of the fittest means survival of those best able to adapt to changing circumstances.
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Darwinian evolution requires genetic diversity plus competition that yields the survival of the fittest.
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From civilization built on mutual survival to survival of the fittest in its rawest, ugliest form.
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