How to pronounce 手語 in Cantonese (3 out of 5):

咁點解佢地有啲可以學識識講嘢 有啲淨係用到手語呢?
So why do some of them learn to speak, and some of them only sign language?

Cantonese Sentence Breakdown

gam3
so (Cantonese)
Mandarin equivalent: 这样zhèyàng [这样], like this
點解 dim2 gaai2
(pronoun) why; how to explain; how come;
heoi5
he
she
it (Cantonese)
Mandarin equivalent: 他tā [他]
deng6
-ly
structural particle: used before a verb or adjective, linking it to preceding modifying adverbial adjunct
earth
soil
ground
region
the base of the coffin
有啲 jau5 di1
(verb) to own
possess
have a bit; to own
possess
have a little bit of; (pronoun
determiner
adverb) little; a few; some; slightly; somewhat
可以 ho2 ji5
(adjective) so so
學識 hok6 sik1
(verb) 1. learn and know; 2. learn (e.g. skills or knowledge)
識講嘢 sik1 gong2 je5
knows how to talk or communicate
淨係 zing6 hai6
only; merely
用到 jung6 dou3
(very) to employ; to use; to apply; to utilize (of money) to spend;
手語 sau2 jyu5
sign language
ni1
this