Typically the rock is massive, but commonly it is flaggy or schistose.这类岩石典型地呈块状, 但常呈薄板状或片理化....

flaggy的音标：flaggy的英式发音音标为：['flægɪ]flaggy的美式发音音标为：['flægɪ]...

adj.多扁石的，多菖蒲的...