Dibromonitromethane
二溴硝基甲烷
🗣️ 情景例句
and good-bye.
再见。
Work has a bitter root but sweet fruit.
劳动根虽苦，然而果实甜。
It took great imagination as well as patience for Annie to teach me to speak.
教我说话需要极大的想像力和耐心。