英文關鍵字
aluminum
attach
bendable
bent
bind
binders
bound
business
clamp
clasp
clips
color
colored
colorful
colors
commercial
curved
curvy
disposable
document
documents
fasteners
goods
holder
item
manufactured
many
metal
multi
office
oval
paper
paperclip
papers
pin
plastic
plentiful
products
rounded
secretarial
small
steel
stock
supplies
supply
thin
tiny
useful
video
wasteful
wire
work
workplace