How to pronounce 天文數字 in Cantonese (3 out of 5):

Johnny : 係呀, 天文數字嚟㗎喇
Johnny: Yes, the astronomical numbers are here.

Cantonese Sentence Breakdown

hai6
(Cantonese) to be
to connect
to relate to
to tie up
to bind
to be (literary)
to involve
relation
relationship
consequence
yes
indeed
right
haa1
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)
天文數字 tin1 man4 sou3 zi6
astronomical number
嚟㗎 lai2 gaa2
a phrase to strengthen
emphasize a claim or a question
laa3
trumpet
loudspeaker'