英文關鍵字
auto
automobile
between
big
birch
branch
bucket
bulldozer
car
clean
cleaner
day
dig
digger
drift
driver
equipment
excavate
excavator
heavy
human
industrial
job
machine
machinery
man
motion
parked
parking
plants
rase
rasp
raze
remove
ride
scrabble
scrape
season
service
shovel
snow
special
tractor
transport
tree
vehicle
wheel
winter
work
yellow