单词	四元组
释义	四元组医quadruple
随便看	pyroclastic igneous rocks pyroclastic key bed pyroclastic material pyroclasticpyroclastic material pyroclastic rock pyroclastic rock facies Pyroclastic Rocks pyroclastic rockspyroclasts pyroclastic rock, volcanoclastic rock pyroclastics pyroclastic sedimentary rock pyroclastic surge pyroclastic tephra pyroclastic texture pyroclasts pyroclavine pyroclimax pyroclor pyrocmane pyroclastic pyroclastic breccia pyroclastic cone pyroclastic conglomerate pyroclastic debris Pyrococcus