Dinitrophenylation
二硝基苯基化, DNP化
🗣️ 情景例句
OK, here are the walnuts.
嗯， 核桃在这 。
I can assure you the prices we offer you are very favorable.
我敢保证我们向你提供的价位是合理的。
John asked Grace to marry him，
约翰向格雷斯求婚。