How to pronounce 未知之數 in Cantonese (1 out of 3):

Example 1 of 3 Next Example
所以剛才去的分店還可以做多久真是未知之數
So how long the newly-opened branch could do is unknown.

Cantonese Sentence Breakdown

所以 so2 ji5
hence
剛才 gong1 coi2
just now
heoi3
to go
to go to (a place)
to cause to go or send (sb)
(when used either before or after a verb) to go in order to do sth
to be apart from in space or time
(after a verb of motion indicates movement away from the speaker)
(used after certain verbs to indicate detachment or separation)
(of a time or an event etc) just passed or elapsed
dik1
of
~'s (possessive particle)
(used after an attribute)
(used to form a nominal expression)
(used at the end of a declarative sentence for emphasis)
truly
really
indeed
target
to lift up
few
small
to fetch
to move
to get
to pick up
to force
分店 fan1 dim3
branch store
還可以 waan4 ho2 ji5
still okay; so-so (spoken)
zou6
to do
to make
to produce
to write
to compose
to act as
to engage in
to hold (a party)
to be
to become
to function (in some capacity)
to serve as
to be used for
to form (a bond or relationship)
to pretend
to feign
to act a part
to put on appearance
to fight
to kill
to trick
to have sex
多久 do1 gau2
how long
真是 zan1 hai6
Really
未知之數 mei6 zi1 zi1 sou3
unknown number