相关单词近義詞 dangerous 危險的, harmful 有害的, hot 熱的, active 活躍的反義詞nonradioactive, 非放射性的臨近詞radioactivity, radio, radioactiveity, radioactive ray, radioactive tag, radioactive ink, radioactive age, radioactive ash, radioactive gas, radioactive ore, radioactive air, radioactive salt 返回 radioactively