英文關鍵字
black
friday
sale
megaphone
promotion
announcement
advertising
retail
business
discount
illustration
marketing
text
shopping
market
holiday
promo
lettering
letter
event
voice
sound
speaker
announce
audio
loud
message
loudspeaker
alert
shout
bullhorn
speech
scream
shouting
amplifier
talking
talk
drawing
advertisement
sketch
hand
drawn
information
screaming
communication
offer
buy
selling
commerce
commercial