英语词汇portal tomb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	portal tomb
释义	portal tombn.（名词） A Neolithic tomb consisting of two or more upright stones with a capstone, believed to have been buried in earth except for a central opening. Also called dolmen 巨石墓室：新石器时代的坟墓，由两块以上的竖石上承一块顶石而成，一般认为除了一个中央开口外全部埋在地下也作 dolmen
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