mishear
verb [ I or T ] uk/ˌmɪsˈhɪər/ us/ˌmɪsˈhɪr/ misheard | misheard
听错，误听
to fail to hear someone's words correctly or in the way that was intended and to think that something different was said
I'm sure I didn't say that! You must have misheard (me). 我肯定没说过那句话！你一定是听错了。