胺类 ànlèi amine Definitions Defs Origin Strokes Stroke Words Sentences Sents 胺类 胺類 ànlèi amine A category of chemical compounds formed when the hydrogen atoms in ammonia are replaced by hydrocarbon groups
胺类 胺類 ànlèi amine A category of chemical compounds formed when the hydrogen atoms in ammonia are replaced by hydrocarbon groups
