How to pronounce 空心 in Cantonese (2 out of 4):

第二個技巧係空心嘅字母先用到, 例如係O,Q,同埋G。

Cantonese Sentence Breakdown

第二個 dai6 ji6 go3
The second
技巧 gei6 haau2
Technique
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
空心 hung1 sam1
hollow
vacant
koi3
indignant
generous
to sigh (with emotion)
字母 zi6 mou5
alphabet
sin3
early
prior
former
in advance
first
for now
ancestor
pioneering
only then
用到 jung6 dou3
(very) to employ; to use; to apply; to utilize (of money) to spend;
例如 lai6 jyu4
for example
同埋 tung4 maai4
and; together with