機器
achievement
action
boy
caucasian
cut
cycle
engine
equipment
field
flowers
fuel
garden
gardening
gas
gasoline
grass
gray
green
grey
grow
growing
happy
herb
hobby
horticulture
lawn
man
mow
mower
mowing
mows
nature
one
outdoor
outdoors
person
power
push
run
running
smiling
start
summer
sunshine
tool
work
worker
yard
youth