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

而當時嘅佢就係無心理準備之下面對佢拍檔嘅離別
And it was just that she was unprepared to face the separation of her partner.

Cantonese Sentence Breakdown

nang4
an alternative form for 能,to be able
當時 dong1 si4
back then
koi3
indignant
generous
to sigh (with emotion)
heoi5
he
she
it (Cantonese)
Mandarin equivalent: 他tā [他]
就係 zau6 hai6
it is; exactly
無心 mou4 sam1
unintentionally
lei5
texture
grain (of wood)
inner essence
intrinsic order
reason
logic
truth
science
natural science (esp. physics)
to manage
to pay attention to
to run (affairs)
to handle
to put in order
to tidy up
rationale of things
prison official
judicial officer
a surname
to polish
to regulate
to arrange
to repair
well-regulated
to review
to realize
to appreciate
to understand
orderly
準備 zeon2 bei6
(verb) to get ready
之下 zi1 haa6
under
面對 min6 doi6
face
拍檔 pak3 dong3
partner
離別 lei4 bit6
leave