英文關鍵字
autumn
backhoe
backward
big
bucket
building
bulldozer
bush
cabin
carry
day
dig
drive
driver
dwelling
equipment
excavator
foliage
glass
heavy
house
human
industrial
jib
labourer
machine
man
motion
move
one
outdoor
outside
prepare
ride
root
scoop
season
shovel
single
sit
stem
tractor
trash
tree
trench
wheel
window
wood
work
yellow