How to pronounce 城牆 in Cantonese (4 out of 7):

只要城牆城牆就是六秒
It takes six seconds to get a wall.

Cantonese Sentence Breakdown

只要 zi2 yiu3
as long as
城牆 sing4 coeng4
city wall
tip3
to stick
to paste
to post (e.g. on a blog)
to keep close to
to fit snugly
to subsidize
allowance (e.g. money for food or housing)
sticker
classifier for sticking plaster: strip
attached to
appropriate
comfortable
就是 zau6 si6
(verb) Something is…
luk6
six
miu5
second (of time)
unit of angle or arc equivalent to one sixtieth of a degree
beard of corn or grain