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
n. 移民, 移往, 移动
[计] 迁移
1. Many birds migrate south for the winter.
许多鸟类在冬天南迁。
2. The migration of people to big cities is increasing.
人们向大城市迁移的现象正在增加。
3. Scientists study animal migration patterns to understand their behavior.
科学家研究动物的迁徙模式以了解它们的行为。