英语词汇“θ69370”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	θ69370
释义	the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > alkynes > straight-chained, by number of carbon atoms > three (2) allylene1861 = propyne, n. propyne1867 A gaseous alkyne used in chemical synthesis and for welding (as a component of Mapp gas). Also called allylene, methylacetylene.
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