英文關鍵字
beach
beachcomber
beachfront
beachside
billow
breaker
choppy
cliff
cliffside
coast
comber
cove
eroded
erosion
foam
foamy
foreshore
froth
indented
jagged
karst
karstic
limestone
nature
riptide
rock
rocks
rocky
roller
rough
sand
sandy
sea
shore
shoreline
stones
stony
strength
surge
tidal
tide
undertow
water
wave
waves
weathered
weathering