How to pronounce 開去 in Cantonese (7 out of 9):

農耕呢一個發明就散播咗開去
The invention of agriculture spread around the world.

Cantonese Sentence Breakdown

農耕 nung4 gaang1
farming
ni1
this
一個 jat1 go3
a; one
發明 faat3 ming4
invention
zau6
at once
right away
only
just (emphasis)
as early as
already
as soon as
then
in that case
as many as
even if
to approach
to move towards
to undertake
to engage in
to suffer
subjected to
to accomplish
to take advantage of
to go with (of foods)
with regard to
concerning
to yield oneself to
to compromise
will do
no other
to let
allow something be a certain way
according to
supposing
either…or
exactly
precisely
definitely
to accommodate
has
have been
to give in
散播 san3 bo3
to spread
zo2
Cantonese particle equivalent to 了le [了] or 过guò [过], a particle used to indicate perfective aspect for continuous state
completed actions
past events
change of situation
開去 hoi1 heoi3
(of vehicle) to head for; to dimiss (someone from their job)