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单词
alkene
释义
alkene
/ˈælkiːn/
noun
1
Chemistry
any of the series of unsaturated hydrocarbons containing a double bond, including ethylene and propene
【化】烯属烃。
1.1
Alkenes have the general formula: C
n
H
2n
.
烯烃通式: C
n
H
2n
.
词源
late 19th cent.: from
ALKYL
+
-ENE
.
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provide someone to
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provisionally
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provision for/against
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provisor
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更新时间:2025/8/9 18:32:20