英文關鍵字
animal
aquatic
away
beak
bird
calm
city
day
dream
duck
duckling
enjoy
fast
feather
five
flow
fowl
good
lake
nature
nice
observing
outdoors
park
peaceful
pond
process
reflection
river
riverside
shallow
shorebird
summer
sun
sunlight
swimming
town
urban
watching
water
waterfowl
wave
weather
wet
wild
wildlife
wonderful