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单词 cacogenesis
释义 caco·gen·e·sis
\ˌkakəˈjenəsə̇s\ noun
Etymology: New Latin, from cac- + genesis
1. : inability to produce hybrids that are both viable and fertile
2. : racial deterioration especially when due to the retention of inferior breeding stock
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更新时间:2025/3/29 21:13:23