页岩 Traditional 頁岩 yè yán 🔊 shale + Review this word Meanings yè yán 頁岩 shale Its characters 页yèpageHSK 3岩yáncliff Words with 页岩 油页岩 yóu yè yán oil shale 页岩气 yè yán qì shale gas 页岩油 yè yán yóu shale oil 泥质页岩 ní zhì yè yán mudstone