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

截至到去2021年8月頭大約係430萬人
As of early August 2021, there were about 4.3 million.

Cantonese Sentence Breakdown

截至 cit3 zi3
as of
dou3
to (a place)
until (a time)
up to
to go
to arrive
(verb complement denoting completion or result of an action)
been to
a particle used after a verb or adjective to indicate degree
extent
heoi3
to go
to go to (a place)
to cause to go or send (sb)
(when used either before or after a verb) to go in order to do sth
to be apart from in space or time
(after a verb of motion indicates movement away from the speaker)
(used after certain verbs to indicate detachment or separation)
(of a time or an event etc) just passed or elapsed
nin4
year
月頭 jyut6 tau4
at the beginning; start of the month
大約 daai6 joek3
(adverb) About
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
萬人 maan6 yan4
tens of thousands