初時我係唔打算嚟釣魚
I did not plan to go fishing today

Cantonese Sentence Breakdown

初時 co1 si4
in the very beginning
我 ngo5
I
me
my
us
we
our
self
係 hai6
(Cantonese) to be
to connect
to relate to
to tie up
to bind
to be (literary)
to involve
relation
relationship
consequence
yes
indeed
right
唔 ng4
oh (expression of agreement or surprise)
(Cantonese) not
to hold in mouth
to bite
打算 daa2 syun3
to plan
嚟 lei4
used in transliteration
to come
used as a final particle to add emphasis
釣魚 diu3 jyu4
fishing