Dichloromethylation
双氯甲基取代作用(引入两个氯甲基)
🗣️ 情景例句
Uh, one scoop of coffee and one scoop of chocolate for me.
我要一勺咖啡的和一勺巧克力的。
I got sick and tired of hotels.
我讨厌旅馆。
The inspector began to look for fingerprints, while the constable checked that the front door locks had not been forced,
巡官开始搜寻指纹，警察经检查发现大门锁头并无撬过的迹象。