英语词汇“coal tar”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	coal tar
释义	WordReference Random House Learner's Dictionary of American English © 2024 ˈcoal ˌtar, n. [uncountable] Chemistrya thick black liquid obtained from coal, used in making dyes and drugs. WordReference Random House Unabridged Dictionary of American English © 2024 coal′ tar′, Chemistrya thick, black, viscid liquid formed during the distillation of coal, that upon further distillation yields compounds, as benzene, anthracene, and phenol, from which are derived a large number of dyes, drugs, and other synthetic compounds, and that yields a final residuum (coal′-tar pitch′,) which is used chiefly in making pavements. 1775–85 coal ′--tar′, adj. Collins Concise English Dictionary © HarperCollins Publishers:: coal tar n a black tar, produced by the distillation of bituminous coal, that can be further distilled to yield benzene, toluene, xylene, anthracene, phenol, etc
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更新时间：2024/11/11 9:12:37