英文關鍵字
agriculture
america
ancient
blue
bright
brook
cascade
cascading
clean
clear
clouds
creek
energy
farming
flow
flowing
fluffy
foliage
grass
grassy
green
grist
gristmill
historic
historical
leverls
mademade
mill
nature
old
outdoors
pastoral
peaceful
power
preserved
quiet
remnants
rocks
rocky
rural
rustic
scenic
secluded
serene
sky
soothing
steppes
stones
stoney
stream
summer
summertime
tranquil
trees
water
white