喷出岩 Traditional 噴出岩 pēn chū yán 🔊 extrusive rock (geology) + Keep this word Meanings pēn chū yán 噴出岩 extrusive rock (geology) Its characters 喷pēnto spout; to spurt; to spray; to puffHSK 6出chūto go out; to come outHSK 2岩yáncliff