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单词
petrolene
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pet•ro•lene
(pe
′
trə lēn′),
USA pronunciation
n.
Chemistry
any of the constituents of a bitumen, as asphalt, that are soluble in pentane, hexane, or naphthalene. Also called
malthene.
Cf.
asphaltene.
petrol
(
eum
) + -
ene
1830–40
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更新时间:2025/11/22 23:25:27