释义 |
〔meerschaum〕A fine, compact, usually white claylike mineral of hydrous magnesium silicate, H4Mg 2Si 3O 10, found in the Mediterranean area and used in fashioning tobacco pipes and as a building stone. Also called sepiolite 海泡石:氢氧化镁的矽酸盐矿石,通常为优质致密的白色陶土状物,H4Mg 2Si 3O 10,产于地中海地区,用来制作烟斗和建筑用石 也作 sepiolite〔stone〕Rock or a piece of rock shaped or finished for a particular purpose, especially:建筑用石:为某一特殊目的而加工或制做的岩石或岩石小块,尤指: |