ethene
noun /ˈeθiːn/
/ˈeθiːn/
(also ethylene)
[uncountable] (symbol C2H4)
(chemistry- a gas that is present in coal, crude oil and natural gas
乙烯:煤,原油和天然气中存在的气体 词源mid 19th cent.: from ether + -ene.
词汇 | ethene |
释义 | ethenenoun /ˈeθiːn/ /ˈeθiːn/ (also ethylene) [uncountable] (symbol C2H4) (chemistry
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