機器
accident
action
automotive
awning
big
broken
building
closed
commercial
covered
danger
day
design
device
engine
engine compartment
fabric
fire
functioning
heat
hydraulics
machinery
malfunction
mechanism
motor
multipurpose
nobody
oiled
operating rules
protection
road
russia
safety
shadow
shelter
summer
sun
terrain
track
tractor
tractor caterpillar
tractor driver
wet
yellow