名词
中文翻译：选择性迁移
同义词：
['selective breeding', 'selective breeding of animals', 'selective breeding of plants']
例句：
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1. The selectivemigration of species is a natural process that helps to maintain biodiversity.
物种的选择性迁移是一种自然过程，有助于维护生物多样性。
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2. In selective breeding, humans selectively breed animals for specific traits.
在选择性育种中，人类选择性地培育动物以获得特定特征。
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3. The selective breeding of plants has led to the development of new varieties with improved traits.
植物的选择性育种已经导致了新品种的培育，这些品种具有改进的特性。