英文關鍵字
seabed
underwater
seascape
sea
ocean
sand
white
sandy
blue
lagoon
green
seaweed
seagrass
grow
life
biology
marine
ecosystem
ecology
environment
nature
diving
dive
swimming
summer
snorkeling
view
plants
earth
scene
oceanic
afloat
seawater
saltwater
seafaring
surface
ground
below
under
waves
nautical
exotic
tropical