英文關鍵字
clouds
altocumulus
high
cumulus
heaped
cloud
genus
stratocumuliform
globular
masses
roll
layers
patches
cumuliform
signifies
convection
blue
sky
morning
cirrocumulus
stratocumulus
perlucidus
front
altostratus
cloudscape
outdoors
translucidus
beauty
overcast
nature
fluffy
background
heaven
speed
moving
air
light
cloudy
puffy
white
beautiful
nebulosity
sunlight
daytime
cloudiness
weather
environment
climate
meteorology