migration

中文意思

• n. 迁移，迁徙，移民

英文释义

• n. the movement of persons from one country or locality to another
• n. a group of people migrating together (especially in some given time period)
• n. (chemistry) the nonrandom movement of an atom or radical from one place to another within a molecule

词形变化

复数

migrations

例句

1. n. 迁移，迁徙，移民

   Every winter, millions of birds begin their long migration to warmer southern regions.

   每年冬天，数以百万计的鸟类开始向更温暖的南方地区长途迁徙。