英语词汇“background extinction”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	background extinction
释义	background extinction background extinction n. The ongoing low-level extinction of individual species over very long periods of time due to naturally occurring environmental or ecological factors such as climate change, disease, loss of habitat, or competitive disadvantage in relation to other species. background extinction background extinction [′bak‚grau̇nd ik‚stiŋk·shən] (evolution) Intervals of lower extinction intensity between mass extinctions.
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