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单词
petroleum ether
释义
WordReference Random House Unabridged Dictionary of American English © 2024
petro
′
leum e
′
ther,
Chemistry
a flammable, low-boiling hydrocarbon mixture produced by the fractional distillation of petroleum, used as a solvent.
1865–70
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更新时间:2025/7/23 17:13:00