英文關鍵字
air
anniversary
background
ballon
balloon
baloon
birthday
blue
bright
bunch
carnival
celebrate
celebration
cloud
color
colorful
colourful
concept
decoration
ecology
entertainment
environment
event
festive
fly
flying
freedom
fun
group
happiness
happy
helium
high
holiday
joy
many
multicolor
nobody
outdoors
party
pollution
positive
rise
show
sky
summer
surprise
vibrant