文档介绍：impertinent ,鲁莽,不相干
impenitent
nonchalant ,满不在乎的
immobile
breeze
frost
seep
plummet
fine shadow
black gold
black diamond
as...go ...相比
skull
cranial
earthquake
seismic
int/concise/terse
furnace
mundane
overlook
地理
canal
core
crater n火山口
crust
cycle
dam
debris ,岩屑
deformation
diversity
edge ,边界
erosion ,侵蚀
eruption ,火山灰
former ,模型
frontier ,新开发的地带
funnel
glacier
interval
lodge
mantle
margin n.(湖,池等的)边缘
offshore ,远离岸的
orbit
range ,多山的地区
mountain range
mountain chain
knot
summit,top,crest,peak
ravine
canyon
gorge
crevice
precipice
cliff
receptacle ,容器,储存器
remnant
ridge
sediment
slope n.?*** ?
tectonics
topography ,地貌学
tunnel ,地道
apply
cluster ,群聚
collide
compact ,固结
concentrate
conduct
demolish ,粉碎
diffuse ,扩散
dispose ,处置
distribute ,分布
drill ,钻通
eliminate
erode
evaporate
extract ,提炼
hem ...镶边,包围
hypothesize
insulate
melt
precipitate
reclaim ,垦殖
acclaim
proclaim