unity
機器
accuracy
apparatus
arrangement
binding
bond
clockwork
closeup
cog
cogwheel
conceptual
connect
connection
cooperation
design
energy
engine
engineering
equipment
factory
gear
gearbox
industrial
industry
innovation
interlock
interlocked
iron
manufacturing
mechanics
mechanism
metal
motion
power
precision
progress
reliability
rotate
steel
success
symbol
team
teamwork
technology
teeth
togetherness
transmission
turning
wheel