英文關鍵字
accumulator
alkaline
animation
art
batteries
battery
being
black
cartoon
cell
cgi
charge
charged
charger
charging
clip
comic
design
display
doodle
drawn
electrical
electricity
electronic
empty
energy
fast
flash
full
fully
graphic
green
hand
high
hybrid
increase
indicator
level
low
mobile
percent
phone
power
progress
quick
quickly
recharge
rechargeable
red
sign
smartphone
stroke
supply
technology
visualization
white