英文關鍵字
active
activity
animal
cave
cliff
creature
dangerous
deep
depth
discovering
dive
diving
exotic
exploration
fauna
fish
hobby
holiday
inhabitant
leisure
life
marine
nature
ocean
recreational
risky
rock
scuba
sea
seafloor
seaweeds
stone
subaquatic
submerged
subsea
swim
swimming
tourism
traveling
tropic
tropical
undersea
underwater
vacation
view
water
weedcovered
wild
wildlife
world