How to pronounce 補血 in Cantonese (5 out of 6):

呢隻係補血
This is a blood supply.

Cantonese Sentence Breakdown

ni1
this
zek3
classifier for birds and certain animals, one of a pair, some utensils, vessels etc
single
alone
one only
one of pair
month (in prison sentence)
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
補血 bou2 hyut3
blood nourishment
la5
“now”, with an connotation of doubt
surprise
disapproval