If you emigrate, you leave your own country to live in another country.
例句
He emigrated to Belgium...他移民到比利时。They planned to emigrate.他们打算移民。
英汉词典释义
n.
移居外国;迁移出境
emigration from Europe to America从欧洲移居到美洲He called for a halt to the recent wave of emigration.他呼吁停止近期的移民潮。Increase in population made emigration necessary.人口的增加使向外移民成为必要。
英英词典释义
Noun
1. migration from a place (especially migration from your native country in order to settle in another)