Read Edit View history 片岩 piànyán schist Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 片岩 · piànyán · schist 2026/03/04 片岩 piànyán schist schist 这种地层主要由片岩组成。 noun created sense Mar 4, 2026, 02:25 AM