英文關鍵字
anemon
bottomless
bumps
cave
caveology
cavestone
caving
ceiling
chute
cone
congelation
crusted
delve
dripstone
dripstonen
dropstone
figures
filling
floor
flower
form
formation
freezing
frozen
helictite
icicle
inhabitants
jellyfish
karst
karstic
laos
muqarna
pencil
pillar
potholing
prit
quaint
rock
sea
shaped
sinter
spelaeology
speleology
speleothem
spelunking
stalact
stalactite
stalactites
stalaflon
stalagmite
water
well