1 ADJ [usually ADJ n] (鱼类、鸟兽)迁徙的，迁移的，移栖的 A migratory bird, fish, or animal is one that migrates every year. (鱼类、鸟兽)迁徙的，迁移的，移栖的

2 ADJ [ADJ n] 移居的;迁徙的;迁移的 Migratory means relating to the migration of people, birds, fish, or animals. 移居的;迁徙的;迁移的