機器
maintains
aeration
aerator
athletic field
care
cut
detail
field
football
gardener
grass
green
greenkeeper
greenkeeping
ground
ground maintenance
groundkeeper
groundskeeper
groundsman
landscaping
lawn
lawnmower
machinery
maintenance
maintenance device
man
meadow
mow
mowed
mower
mowing
nature
occupation
outdoor
person
pitch
playfield
professional
red
service
sport
sports
texture
tool
tractor
work
yard