英语词汇survival of the fittest怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	survival of the fittest
释义	survival of the fittestn.（名词） Natural selection conceived of as a struggle for life in which only those organisms best adapted to existing conditions are able to survive and reproduce.适者生存：被看成是一场生命竞争的自然选择，只有那些最能适应生存环境的生物体才能存在和繁衍
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