torrent
加入词篮surge
sea
dam
marine
overseas
ocean
desert
sand
stone
dirt
clay
ash
mountain
hill
valley
cliff
steep
slope
summit
peak
ridge
mount
plateau
highland
inland
plain
vast
extensive
flat
basin
low
lower
lake
pond
pool
stream
brook
swamp
river
deposit
layer
pile
heap
fill
accumulate
zone
equator
latitude
longitude
polar
horizon
horizontal
altitude
vertical
level
rock
rigid
tough
stiff
hard
harden
quartz
marble
mineral
ore
fossil
coal
tar
volcano
erupt
earthquake
map
ratio
chart
spring
well
spring
astronomy
cosmic
universe
universal
planet
Mercury
earth
star
galaxy
satellite
rocket
launch
moon
lunar
eclipse
phase
sun
solar
space
spacecraft
spaceship
