英文關鍵字
serene
view
trees
sky
peaceful
tranquil
landscape
beauty
scenic
blue
green
branches
clouds
sunlight
peacefulness
calm
tranquility
natural
scenery
perspective
environment
harmony
idyllic
fresh
calming
relaxing
escape
solitude
pine
up
forest
sunny
summer
day
outdoors
wild
nature
wood
woods
plant