How to pronounce 約莫 in Cantonese (2 out of 4):

咁大細就約莫1吋左右啦
It's about a ton.

Cantonese Sentence Breakdown

咁大 gam2 daai6
so big
sai3
thin or slender
finely particulate
thin and soft
fine
delicate
trifling
(of a sound) quiet
frugal
tiny
small
little
detailed
trifling
exquisite
junior members of an organisation such as a triad gang
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
約莫 joek3 mok6
approximately
cun3
inch
左右 zo2 jau6
(adjective) 1. about; (noun) close subordinate
la5
“now”, with an connotation of doubt
surprise
disapproval