em·i·gra·tion
noun/ˌemɪˈɡreɪʃn/
/ˌemɪˈɡreɪʃn/
[uncountable, countable]- emigration (of somebody) (from…) (to…) the act of leaving your own country to go and live permanently in another country
移居国外；移民 - the mass emigration of Cubans to the US
古巴人大规模移民美国 - emigration from Ireland to the US in the mid-nineteenth century
十九世纪中叶从爱尔兰移民到美国
- the mass emigration of Cubans to the US