alien

/ˈeɪliən/

a person who comes from a foreign country; someone who does not owe allegiance to your country

中文释义：外国人；外侨

An alien must obtain a visa to enter the country legally.

外国人必须获得签证才能合法入境。

The government provides services to help aliens integrate into society.

政府提供帮助外国人融入社会的服务。