名词
中文翻译：迁移
同义词：
['emigration', 'emigrate', 'migrate']
例句：
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1.The migration of birds is a fascinating study.
鸟类的迁徙是一个引人入胜的研究。
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2. Many people migrate to warmer climates during the winter months.
许多人在冬季迁移到较温暖的气候中。
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3. The migration patterns of migratory birds are complex and vary greatly from species to species.
候鸟的迁徙模式复杂多变，不同物种之间差异巨大。