首页英语词典migrationmigration英英释意

migration

英 [maɪ'greɪʃ(ə)n] 美[maɪ'ɡreʃən]
  • n. 迁移;移民;移动

英英释意


1. the movement of persons from one country or locality to another
2. a group of people migrating together (especially in some given time period)
3. (chemistry) the nonrandom movement of an atom or radical from one place to another within a molecule
4. the periodic passage of groups of animals (especially birds or fishes) from one region to another for feeding or breeding