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

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	special contract special contract special contribution special contribution special correcting circuit special correction special correspondent special correspondent special correspondent special cost studies special costs special councillor special counsel special counsel special course special course special court special court special credit special credit column special credit fund special criminal case special crossed check special crossing special current account

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