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

所謂掌心雷即係手中嘅宣傳卡紙確實可以幫助( )善忘啲長者選民投票
And the so-called "calling card" in your hand can really help -- it can help -- to forget the older voters.

Cantonese Sentence Breakdown

所謂 so2 wai6
so-called
掌心雷 zong2 sam1 leoi4
clenched thunder
即係 zik1 hai6
(adverb) same as; exactly as; equivalent to; 'which means' or 'which is to say', usually used before explanations
sau2
hand
(formal) to hold
person engaged in certain types of work
person skilled in certain types of work
personal(ly)
convenient
classifier for skill M: 双shuāng [双]
只zhī [只]
portable
handy
handwritten
skill
skilled person
used in the noun first hand, second hand etc
a quantifier for the smallest tradable unit of stocks
a hand of cards
a game
a turn (gambling terminology)
zung1
within
among
in
middle
center
while (doing sth)
during
koi3
indignant
generous
to sigh (with emotion)
宣傳 syun1 cyun4
to promote or market; promotion
卡紙 kaat1 zi2
paper jam
確實 kok3 sat6
indeed
可以 ho2 ji5
(adjective) so so
幫助 bong1 zo6
help
善忘 sin6 mong4
forgetful
dit1
only a little bit
長者 coeng4 ze2
elderly
選民 syun2 man4
constituents
投票 tau4 piu3
vote