英文關鍵字
abyssal
animal
background
beach
beautiful
beauty
biology
blue
bright
colorful
coral
dangerous
deepsea
diver
diving
ecosystem
eye
fish
floor
inhabitants
landscape
large
marine
nature
ocean
poisonous
reef
scenes
school
scuba
sea
seabed
sheen
shoal
silver
stone
swimming
tourism
travel
under
undersea
underwater
unique
water
wildlife
wonderful
world