英文關鍵字
air
altitude
altocumulus
atmosphere
blue
bright
calm
change
climate
cloud
cloudscape
condensation
daylight
environment
evening
fair
fast
fluffy
forecast
formation
forward
freedom
gap
heaven
landscape
lapse
layer
meteorology
middle
motion
nature
nobody
outdoor
patchy
peaceful
perlucidus
relax
scene
shallow
sky
soft
stratiformis
sunlight
time
troposphere
weather
white