单词	pyrene
释义	pyrene /ˈpʌɪriːn / noun [mass noun] Chemistry A crystalline aromatic hydrocarbon present in coal tar. A tetracyclic compound; chemical formula: C16H10. To this purpose we have considered four dyes, namely: indo - 1, rhodamine 6G, fluorescein, and pyrene.... The concentration of pyrene in the lipid bilayer as well as the temperature were similar in experiment and simulations. The biological half-life of pyrene absorbed via the respiratory tract is 9.8 hr. Origin Mid 19th century: from Greek pur 'fire' + -ene.
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