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单词 formene
释义 formene|ˈfɔːmiːn|
[f. formic) + -ene.]
Methane or marsh-gas (CH4). Hence forˈmenophone [Gr. ϕωνή sound]: see quot.
1884Athenæum 19 July 86/3 Formene..cooled in boiling ethylene..is resolved into an extremely volatile colourless fluid.1894Pop. Sci. Monthly XLIV. 576 An instrument which he calls a formenophone has been invented by..M. E. Hardy, for..estimating the proportions of gaseous impurities of an atmosphere by the sound they give in a pipe.
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更新时间:2024/12/22 17:17:51