| 字词 | 优胜劣汰 |
| 释义 | 优胜劣汰 熟 keep the superior and eliminate the inferior; pick out the good and leave the bad; the efficient will prosper while the inefficient will be eliminated; survival of the fittest 建立优胜劣汰的竞争机制establish a competitive mechanism of survival of the fittest 优胜劣汰，适者生存survival of the fittest 优胜 |
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