单词 | butyne |
释义 | butynenoun bu·tyne ˈbyüˌtīn plural -s : either of two isomeric hydrocarbons C4H6 of the acetylene series: a : an easily condensable gas CH≡CCH2CH3 called also 1-butyne, ethylacetylene b : a volatile liquid CH3C≡CCH3 of strong odor called also 2-butyne, dimethylacetylene |
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