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Stroke order
Sentence examples
无效指控
wúxiào zhǐkòng
an invalid accusation
无效邮箱地址
wúxiào yóuxiāngdìzhǐ
invalid email address
此证明无效
cǐ zhèngmíng wúxiào
this certificate is invalid
宣告文件无效
xuāngào wénjiàn wúxiào
to declare the document invalid
其契约无效
qí qìyuē wúxiào
the contract shall be void
实际上无效
shíjìshàng wúxiào
ineffective in practice
无效有时甚至有害
wúxiào yǒushí shènzhì yǒuhài
ineffective and even harmful sometimes
无效的工具
wúxiào de gōngjù
ineffective instruments
