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单词
alkane
释义
al·kane
BrE
/
ˈælkeɪn
/
NAmE
/
ˈælkeɪn
/
noun
(
chemistry
化学
)
any
of
a
series
of
compounds
that
contain
carbon
and
hydrogen
烷烃
◆
Methane
and
propane
are
alkanes
.
甲烷和丙烷是烷烃。
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fraternal
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fraternals
fraternal twin
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fraternise
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fraterniser
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更新时间:2026/3/22 2:08:39