Dinitrophenylation
二硝基苯基化, DNP化
🗣️ 情景例句
He has a major toy buyer in Los Angeles,
他在Los Angeles有一个玩具大买主，
One may sooner fall than rise.
跌倒容易爬起难。
After putting it on, Mrs.Richards went downstairs.
理查兹夫人穿上化装服后下了楼，