英文關鍵字
agricultural
blade
button
circle
closeup
craft
cut
device
emery
equipment
fabric
form
gloves
grind
grinder
grinding
heavy
hoe
implement
industrial
iron
knife
machine
machinery
manufacturing
master
mechanic
metal
power
production
professional
safety
sandpaper
sharpen
sharpener
sharpening
sparkle
sparkles
sparks
steel
switch
table
tool
tradition
turner
wooden
work
worker
workers
workshop