逆反应 Traditional 逆反應 nì fǎn yìng 🔊 reverse reaction + Review this word Meanings nì fǎn yìng 逆反應 reverse reactioncounterreactioninverse response Its characters 逆nìcontraryHSK 7–9反fǎncontraryHSK 5应yīngto agree (to do sth)HSK 7–9