shī
xiào

HSK 7-9
common
technical
verb

Meaning of 失效

失效 means to become invalid; to lose effect; to expire. Pronounced shī xiào. HSK 7-9.

  • to become invalid; to lose effect; to expire

Definitions & Examples

Zhè
zhāng
yōu
huì
quàn
jīng
guò
shī
xiào
le
 

This coupon has already expired and is invalid.

tong
yīn
fāng
wéi
yuē
ér
shī
xiào
 

The contract became invalid due to one party's breach.

Yào
piàn
shòu
cháo
shī
xiào
le
 

The tablets have lost their efficacy due to moisture.

Ān
quán
dài
guǒ
sǔn
huài
jiù
huì
shī
xiào
 

If the safety belt is damaged, it will become ineffective.

Zhè
tiáo
kuǎn
zài
shū
qíng
kuàng
xià
néng
shī
xiào
 

This clause may become invalid under special circumstances.