甲基苯丙胺 jiǎjīběnbǐng'àn methamphetamine Definitions Defs Origin Strokes Stroke Words Sentences Sents 甲基 jiǎjī methyl the methyl group in chemistry苯丙胺 běnbǐng'àn amphetamine (medicine/chemistry) amphetamine, also known as benzedrinum
