invalid; ineffective
Tone colorsmāmámǎmàma
Meanings
1 sense · 5 examplesverb
to be invalid; to have no effect
formalOften used in legal, medical, or formal contexts to describe agreements, treatments, or efforts that are not legally binding or do not produce the intended result.
Zhè这
zhāng张
yōu优
huì惠
quàn券
yǐ已
jīng经
guò过
qī期
wú无
xiào效
le了
。
This coupon has expired and is no longer valid.
Zhè这
zhǒng种
yào药
wù物
duì对
tā他
de的
bìng病
qíng情
wán完
quán全
wú无
xiào效
。
This medication is completely ineffective for his condition.
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Hé合
tong同
yīn因
quē缺
shǎo少
qiān签
míng名
ér而
wú无
xiào效
。
The contract is invalid due to the lack of a signature.
Rèn任
hé何
wéi违
fǎn反
fǎ法
lǜ律
de的
xié协
yì议
dōu都
shì是
wú无
xiào效
de的
。
Any agreement that violates the law is invalid.
Jǐn尽
guǎn管
yī医
shēng生
quán全
lì力
qiǎng抢
jiù救
，
dàn但
yī医
zhì治
wú无
xiào效
，
bìng病
rén人
bù不
xìng幸
qù去
shì世
。
Despite the doctor's full efforts to save him, the treatment was ineffective, and the patient unfortunately passed away.