How to pronounce 寫嘢 in Cantonese (2 out of 3):

都會寫嘢上網㗎嘛
They're going to post online.

Cantonese Sentence Breakdown

dou1
all
both
entirely
(used for emphasis) even
already
(not) at all
metropolis
capital
big city
the whole
elegant
refined
without exception
also
too
still
used in a sentence to add an inference or interrogative tone
wui6
a moment (Taiwan pr. for this sense is [huǐ])
metropolitan
gatherings union
to meet
to catch up
寫嘢 se2 je5
write something
上網 soeng5 mong5
(verb) online
gaa3/ gaa4
sentence-final particle, contraction of "嘅呀" (Cantonese), to express doubt
reservation
emphasis
disapproval
see also 嘅kài [嘅]
maa4
used in transliteration, such as in 'lama'