Australian
来自Big Physics
from French australien, from Latin australis in the phrase Terra Australis ‘the southern land’, the name of the supposed southern continent.
wiktionary
From Australia + -an.
etymonline
Australian (n.)
1690s, originally in reference to aboriginal inhabitants, from Australia + -an. As an adjective by 1814. Australianism in speech is attested from 1891.
