sandstoneKK [ˋsændˏston] /ˈsændˌstoʊn/发音名词1砂岩The old church was built from local red sandstone.这座古老的教堂是用当地的红砂岩建成的。2砂岩、砂岩层地质Oil is often trapped in porous sandstone beneath the surface.石油常蕴藏在地底多孔的砂岩层中。用这个字练口说→