英文關鍵字
business
businessman
button
close
computer
desk
device
digital
electronic
fast
finger
hands
horizontal
human
indoors
internet
keyboard
laptop
male
man
mobile
modern
network
notebook
office
person
personal
professional
programmer
reading
screen
sitting
smart
tablet
technology
text
through
touching
touchscreen
typing
using
white
wireless
work
working
young