機器
adult
arm
business
butler
carry
catering
cement
cog
cogwheel
concept
concrete
connection
drawn
elegant
gear
giving
glove
hand
handle
hold
job
machinery
male
man
metal
metallic
modern
offer
plate
presentation
restaurant
servant
serve
service
showing
silver
social
suit
team
teamwork
technology
tray
waiter
waitress
wall
wheel