heroin
/ˈherəʊɪn/noun
mass noun
1- a highly addictive analgesic drug derived from morphine, often used illicitly as a narcotic producing euphoria海洛因。
1.1
- Alternative name: diacetylmorphine; chem. formula: C17H17NO(C2H302)2.又名： 二乙醯吗啡; 化学分子式： C17H17NO(C2H302)2.
词源
late 19th cent.: from German Heroin, from Latin heros 'hero' （because of its effects on the user's self-esteem）.