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单词
kerogen
释义
kerogen
/ker"euh jeuhn, -jen'/
,
n.
the bituminous matter in oil shale, from which shale oil is obtained by heating and distillation.
[
1905-10; < Gk
keró
(
s
) wax + -GEN
]
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更新时间:2025/10/30 3:50:03