migratory

形容词 migratory:

1. used of animals that move seasonally
2. habitually moving from place to place especially in search of seasonal work
   同义词：migrant

1. A migratory bird that stops in a particular place for a limited period of time.
   侯鸟在一特定的地方停留一段有限时间的一种迁移鸟类

mi.gra.to.ry

adj.（形容词）
Characterized by migration; undergoing periodic migration:
移居的，迁移的：以迁移为特征的；定期迁移的：
例句：
migratory birds.
候鸟

Of or relating to a migration.
移民群的：移民群的与之相关的
Roving; nomadic.
流浪的；游牧的