Latino
来自Big Physics
Latin American Spanish, probably a special use of Spanish latino (see Latin).
wiktionary
Latino (not comparable)
etymonline
Latino
"male Latin-American inhabitant of the United States" (fem. Latina), 1946, American English, from American Spanish, a shortening of Latinoamericano "Latin-American" (see Latin America). As an adjective, attested from 1974.