| 释义 |
〔dibasic〕Containing two replaceable hydrogen atoms.二元的:含有两个可取代的氢原子的〔tribasic〕Containing three replaceable hydrogen atoms per molecule. Used of an acid.三元的三代的,三碱(价)的:每个分子中含有三个可取代的氢原子的。用于酸类〔triatomic〕Containing three replaceable atoms or radicals.三羟基的:包含有三个可取代的原子或基团的 |