常見例句雙語例句Thermal bubble expansion, out of one or more channels from the bottom to the surface, magma emitted to the ground, cause volcanic eruption.熱氣泡膨脹擴(kuò)張，沖出一條或多條從地殼底層到地表的通道，往地面噴出巖漿，就形成火山；The eruption opened a 500-meter (2,000-foot) fissure, and also produced lava fountains that built several hills of bubble-filled lava rocks (scoria) along the vent.這次火山噴發(fā)使山體產(chǎn)生了一個(gè)500米（2000英尺）的裂縫并導(dǎo)致了數(shù)個(gè)熔巖噴泉，它們在火山口周圍形成了多個(gè)由泡沫填充巖（礦渣）組成的小山丘。 返回 bubble eruption