英文關鍵字
aerial
air
ascend
atmosphere
balloon
balloons
beautiful
blue
celebration
circular
clear
cloudscape
color
colorful
colourfully
daylight
daytime
decorations
festive
fly
freedom
gas
gladness
gone
happiness
heaven
heights
helium
high
holiday
inflated
into
joy
lowangle
outdoors
outside
play
red
ribbon
rise
rising
sky
strand
string
summer
upwards