英文關鍵字
abrasives
beautiful
blade
blur
circle
circular
closeup
craft
cut
disc
disk
electric
equipment
factory
fire
flash
grinder
industrial
iron
isolated
light
machine
macro
manual
mechanic
metal
orange
part
rotate
safety
saw
sawing
spark
spin
splashes
steel
technical
tool
turning
wheel
work
worker
workshop