| 释义 |
punc·tu·at·ed equilibrium AHD[pŭngkʹcho͞o-ā'tĭd] D.J.[ˈpʌŋktʃuːˌeɪtɪd]K.K.[ˈpʌŋktʃuˌetɪd]n.（名词）- The theory that speciation occurs in spurts of major genetic alterations that punctuate long periods of little change.断续性平衡理论：一种理论，指物种每隔一次较短期的基因急剧变化后，就会出现一段长时期相当稳定的状态
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