How to pronounce 失效 in Cantonese (7 out of 8):

這可以在官網上寫的平均失效時間(MTBF) 上看到
You can see this on the average downtime on the website, the MTBF.

Cantonese Sentence Breakdown

ze5
this
these
(commonly pr. [zhèi] before a classifier, esp. in Beijing)
the
here
now
then
可以 ho2 ji5
(adjective) so so
zoi6
(located) at
(to be) in
to exist
in the middle of doing sth
(indicating an action in progress)
to depend on
to rest with
to be alive
gun1
official
government
organ of body M: 个gè [个]
officer
government run
state-owned
public
general
網上 mong5 soeng6
online
se2
to write
to sketch
to compose
to write out
to describe
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
平均 ping4 gwan1
average
失效 sat1 haau6
lose efficiency; expire
時間 si4 gaan3
time
soeng6
on top
upon
above
upper
previous
first (of multiple parts)
superior, highest
看到 hon3 dou3
can see