英文關鍵字
computerized
animation
planet
earth
revolving
its
orbit
natural
satellite
moon
motion
graphics
globe
rotating
space
axis
universe
sky
dark
black
background
isolated
sci
fi
fiction
science
planetary
graphic
nature
one
single
large
spherical
body
sphere
system
astronomy
constellation
cosmos
nebula
night
abstract
illustration
cosmic
astrology