英文關鍵字
apparatus
arms
business
color
colorful
component
create
device
element
engineering
equipment
exhibition
flag
flower
frame
image
indoor
industry
ink
label
line
machine
make
manufacturing
mechanism
motion
nobody
noone
paint
pano
paper
picture
polygraphinter
polygraphy
press
printer
printing
printout
publisher
publishing
room
sign
symbol
technology
wood
work
workpieces
workshop