| 单词 | alkene |
| 释义 | alkene alkene /ˈæl.kiːn/ noun [C] SPECIALIZED ► F0 any gas in a group that contains carbon and hydrogen atoms, with the carbon atoms joined together in a double bond: » Ethene and propene are alkenes.Thesaurus+: ↑Specific chemicals, chemical compounds and gases , ↑Substances and structures in the body , ↑Types of chemical |
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