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

少於四歲就不要玩

Cantonese Sentence Breakdown

少於 siu2 jyu5
less than
sei3
(slang) labourer
seoi3
classifier for years (of age)
year
year (of crop harvests)
age
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
不要 bat1 jiu3
do not
waan2
to play
to have fun
to trifle with
to amuse oneself
to have a good time
to not be serious
to be only joking
to play at
to do
to fool with
to mess around with someone
to be disrespectful
to treat someone as unimportant