









invalid
void
null
ineffective
People with invalid papers are deported to another country.
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Open the tool →无效 (wú xiào) means “invalid, void, null, ineffective”.
无效 is pronounced wú xiào in Mandarin Chinese.
“invalid” is 无效 (wú xiào) in Chinese.
This page has 2 example sentences using 无效, each with pinyin and an English translation.