英文關鍵字
activity
beton
build
building
cement
cementmixer
close
concrete
construction
crank
dirty
electric
equipment
gravel
industrial
industry
iron
machine
machinery
messy
metal
mixer
mixing
motor
old
outdoors
part
plug
rusty
site
steel
tool
tools
英文關鍵字
activity
beton
build
building
cement
cementmixer
close
concrete
construction
crank
dirty
electric
equipment
gravel
industrial
industry
iron
machine
machinery
messy
metal
mixer
mixing
motor
old
outdoors
part
plug
rusty
site
steel
tool
tools