英文關鍵字
amphibian
animal
aqua
background
blue
bright
brown
clean
closeup
day
ecology
environment
fresh
frog
froggy
frogs
green
habitat
lake
light
liquid
macro
natural
nature
pond
reflection
reptile
ripple
river
rock
sea
seat
sitting
small
summer
surface
swimming
toad
twigs
water
wet
wild
wildlife
zone