| 释义 |
natural selectionn.（名词）- The process in nature by which, according to Darwin's theory of evolution, only the organisms best adapted to their environment tend to survive and transmit their genetic characters in increasing numbers to succeeding generations while those less adapted tend to be eliminated.自然选择：自然界的进程，根据达尔文的进化理论，只有那些适应环境的组织可以生存，遗传其特征从而数量增多，传种接代，而那些不适应的就会被淘汰
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