| 单词 | dollo's law of irreversibility |
| 释义 | Dollo's law of irreversibilityDollo's law of irreversibilitya principle formulated by the Belgian palaeontologist L. Dollo, stating that a structure once lost in evolution cannot be regained. |
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。