| 释义 |
functional groupn.（名词）- An atom or group of atoms, such as a carboxyl group, that replaces hydrogen in an organic compound and that defines the structure of a family of compounds and determines the properties of the family.功能团：如羧基团等在有机化合物中替代氢元素的原子或原子团，呈现化合物族的结构特征并决定该族的性质
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