英文關鍵字
abstract
aground
aqua
background
beach
beam
beams
blue
bottom
bright
calm
light
motion
natural
nature
nobody
ocean
pattern
ray
reflection
refraction
ripple
rippling
river
sand
sandy
scuba
sea
seabed
shallow
shiny
submerged
summer
sun
sunbeam
sunk
sunken
sunlight
surface
tropical
tropics
under
undersea
underwater
water
wave
wavy