How to pronounce 失效 in Cantonese (3 out of 8):

冷靜期條款已經失效,不能取消
The ceasefire has expired and cannot be repealed.

Cantonese Sentence Breakdown

冷靜期 laang5 zing6 kei4
cooling-off period
條款 tiu4 gaan3
clause
已經 ji5 ging1
already
失效 sat1 haau6
lose efficiency; expire
不能 bat1 nang4
cannot
取消 hai4 fau2
cancel