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单词
benzopyrene
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ben•zo•py•rene
(ben′zō pī
′
rēn, -pī rēn
′
),
USA pronunciation
n.
[
Chem.
]
Chemistry
a yellow, crystalline aromatic carcinogenic hydrocarbon, C
20
H
12
, consisting of five fused benzene rings, produced by incomplete combustion of organic material, as coal, petroleum, or tobacco.
Also,
benzpyrene.
benzo
- or
benz
- +
pyrene
1925–30
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更新时间:2025/11/16 9:59:22