| 单词 | alkene |
| 释义 | alkene (extremely rare) n WORD FAMILY alkene n any unsaturated aliphatic hydrocarbon Syn|Hypo|Hyper olefin, olefine ethene, ethylene a flammable colorless gaseous alkene; obtained from petroleum and natural gas and used in manufacturing many other chemicals; sometimes used as an anesthetic TCE, trichloroethane, trichloroethylenea heavy colorless highly toxic liquid used as a solvent to clean electronic components and for dry cleaning and as a fumigant; causes cancer and liver and lung damage aliphatic compound organic compound that is an alkane or alkene or alkyne or their derivative |
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