| migration | |
| 级别 | 第8级 |
| 音标 | [ maɪˈgreɪʃn ] |
| 解释 | n.迁移，移居，（鸟类等的）迁徙 |
| 英英释义 | the movement of persons from one country or locality to another |
| 发音 |  |
| 例句 |
1. Swallows begin their migration south in autumn. 燕子在秋季开始向南方迁移。 2. He described the vernal migration of birds in detail. 他详细地描述了鸟的春季移居。 |
