名词
中文翻译：杂种优势
同义词：
['hybrid vigor', 'heterosis']
例句：
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1.The breeder is trying to increase the number of hybrid animals through crossbreeding.
育种者正试图通过杂交来增加杂交动物的数量。
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2. The research on genetic diversity in plants has led to increased heterozygosity in some species.
对植物遗传多样性的研究导致了某些物种中杂种优势度的提高。
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3. Heterozygosity plays a crucial role in plant adaptation to changing environments.
杂种优势在植物适应环境变化方面起着至关重要的作用。