As the magma evolved chemically, it withdrew from the chamber underneath the summit, causing the ground there to collapse and feeding eruptions on the flanks.
As the magma evolved chemically, it withdrew from the chamber underneath the summit, causing the ground there to collapse and feeding eruptions on the flanks.
随著岩浆的化学演进，从火山山峰下的岩浆库退去，造成地面塌陷，并促成了侧边的爆发。