benzopyrene
/ˌbenzəʊˈpaɪriːn/noun
mass noun
1- Chemistry a compound which is the major carcinogen present in cigarette smoke, and also occurs in coal tar【化】苯并芘。
1.1
- A polycyclic aromatic hydrocarbon; chem. formula: C20H12.一种多环芳烃; 化学分子式： C20H12.