Definitions of alien
a foreigner living in a country of which they are not a citizen
I am a legal alien resident here in America and I've been here for 2 years.
There are multiple definitions - click on the translation that matches your context.
外籍人士 means:
名词
full
noun
a foreigner living in a country of which they are not a citizen
I am a legal alien resident here in America and I've been here for 2 years.