How to pronounce 回國 in Cantonese (6 out of 7):

新國王T'Challa 準備回國繼位
The new King T'Challa is preparing to return to his throne.

Cantonese Sentence Breakdown

san1
new
newly
meso- (chemistry)
beginning
recent
modern
neo-
the Hsin dynasty
a surname
國王 gwok3 wong4
king
準備 zeon2 bei6
(verb) to get ready
回國 wui4 gwok3
to return to one's country
繼位 gai3 wai2
succeed to the throne