volcanic
adj.火山的，像火山的
eruption
n.爆发(explosion)
Eruption of volcanoes is destructive.
火山爆发具有破坏性。
outburst
n.(火山，感情等)爆发，喷出(surge, explosion)
squirt
v.喷出(spurt)
magma
n.(有机物或矿物的)稀糊，岩浆
fault
n.产生断层；断裂
crust
n.地売
layer
n.层；阶层
lithosphere
n.岩石圈
lithogenous
adj.岩成的
mantle
n.地幔
stratum
n.地层
cataclysm
n.地震
calamity
n.灾难，不幸事件(danger)
A hurricane would be a calamity for this low-lying coastal region.
对于这个地势低洼的沿海地区来说，飓风将是一场灾难。
debacle
n.泛滥的洪水(flood)
deluge
n.洪水，大雨 v.使泛滥；压倒
He was deluged with questions.
他被问题淹没了。
magnitude
n.震级
seismology
n.地震学
seismic
adj.地震的
earthquake
n.地震
tremor
n.震动，颤动(quake)
iceberg
n.冰山
glacier
n.冰河，冰川
diamond
n.钻石;菱形