英语词汇松脂石是什么意思，松脂石的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-电脑手机教程网

单词	松脂石
释义	DEFINITIVE EXAMPLES 权威例句〔pitchstone〕Any of various volcanic glasses distinguished by their dull pitchlike luster.松脂石：某种火山玻璃，以其暗似沥青的光泽而著名美国传统
随便看	general quantifier general quarter sessions general question general question general questionnaire general radiation general rainfall general range general rate general rational fraction general reaction general reaction general reader general reader general reader general reagent general receiver general recommendation general recommendation general reconstruction general records general recursive function general recursive predicate general register general register address

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