Leaving group
[化] 离去基团
🧩 词语组成解析
n. 离开；残余；渣滓
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
Marketing promotion.
市场推广。
He didn't weep as he walked from the grave.
他从墓地走回来，并没有伤心流泪。
He has to take care of his sick mother.
他得照顾他生病的母亲。