- 1. 遷移；（候鳥等的）遷徙[U][C]
There has been a migration of people from the country to the towns. 人們從鄉下移居城鎮。
the annual migration of birds 候鳥每年的遷徙
- 2. 移民群；移棲動物群[C]
Ornithologists like to study the migration of birds. 鳥類學家喜歡研究鳥的移棲動物群的行為。
- 3. 【化】【物】移動，徙動
Migration disadvantages 1 Changes in population distribution - Home country: less people -> scarce population...and races - Home country: less successors of tradtional culture, overide by foreigners (migration > immigration) - New country : cultural conflict, racial conflict, racial discrimination, racism 4 demographic consequences...
...形容詞"移居的",可當名詞"移居者" migrate -為動詞"移居" migration -為名詞"遷移" 下列三者為指"移居他國",即從我們國家"...
back-migration ＝ remigration = migration back to the place from which one came 與 brain drain 人才外流相反。因此本複合字宜延伸為 人才回流 http://www.thefreedictionary.com/back-migration+