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

单词	trifluoromethane
释义	> as lemmas trifluoromethane A formative analogous to trichloro- comb. form, expressing the substitution of 3 atoms of fluorine for hydrogen, as in trifluoromethane or fluoroform, CHF₃, from methane, CH₄; so trifluorethylene, CF₂:CHF, from ethylene, CH₂:CH₂. ΚΠ 1899 Jrnl. Chem. Soc. 76 i. 197 Trifluorotoluene (C₆H₅.CF₃) is not decomposed at high temperatures, and not attacked by water, alkalis. extracted from trifluoro-comb. form < as lemmas
随便看	dull-sighted dull-smelling dull-spirited dull-surfaced dull-voiced dull-witted dull-wittedly dull-wittedness dullard dullardism dullardness dullards dullbrained dullbrowed dullcoloured dullconceited dulldisposed dulled dulledged dullemitting dullen duller dullery dullesprited dullest

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> as lemmas