短语词组短語mantle magmatic rock 地幔巖漿mantle of rock 表皮巖;風化層;表土層Mantle asthenosphere rock 軟流層巖石mantle source rock 幔源巖mantle -derived rock 幔源巖石mantle of original rock 風化源巖upper mantle rock 上地幔巖alluvial mantle rock 風化巖 返回 mantle rock