| 单词 | natural selection |
| 释义 | natural selection evolutionary theory that animals survive or become extinct according to their ability to adapt themselves to their environment 自然选择; 天择. |

英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
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| 单词 | natural selection |
| 释义 | natural selection evolutionary theory that animals survive or become extinct according to their ability to adapt themselves to their environment 自然选择; 天择. |

英汉双解词典包含38652条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。