相关单词近義詞 annul 廢除, invalidate 使無傚, quash 鎮壓, cancel out 消除, abolish 廢除, reverse 逆轉, abort 流産, negative 否定的, void 空的, avoid 避免, neutralise 中和(使 ... 中立..., negate 否定, neutralize 使中立臨近詞Num, null, nullify a contract, nullify an election, nullify one's efforts, nullify a prohibition, nullify the registration, nullify one's registration 返回 nullifying