英文關鍵字
achievement
adjusting
adult
audio
auto
automobile
automotive
beginnings
belt
car
center
channel
child
conditioner
conditioning
control
dashboard
dial
digital
display
driver
driving
electrical
electronics
entertainment
equipment
ethnicity
fastener
fastening
figure
foreground
gripping
hand
instructor
knob
land
machine
man
men
mode
modern
motor
move
mp3
music
novice
one
panel
part
people
person
player
playing
power
protection
pushing
radio
religious
safety
scan
seat
security
selection
sound
station
stereo
switch
system
technology
transport
transportation
tuner
vehicle
volume