英语词汇pine tar怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	pine tar
释义	pine tarn.（名词） A viscous or semisolid brown-to-black substance produced by the destructive distillation of pine wood and used in roofing compositions and as an expectorant and antiseptic.松焦油：一种粘性或半固体性的褐色到黑色物质，通过对松木的破坏蒸馏提炼，用于屋顶建造及化痰剂和消毒剂
随便看	directional directional antenna directional signal directioned direction finder directioning directions directive directives directly direct mail direct object director directorate directorates directorial directories directors director's chair director's cut directory direct primary directrices directrix directrixes

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