How to pronounce 高樓 in Cantonese (5 out of 6):

大家都見到是高樓底設計
You can see it all in the basement.

Cantonese Sentence Breakdown

大家 daai6 gaa1
everyone
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
見到 gin3 dou2
see
si6
is
高樓 go1 lau4
tall building
dik1
an alternative form for the word的, a possessive, adjectival suffix
設計 cit3 gai3
design