英文關鍵字
assistant
cell
communication
computer
data
device
electronic
gadget
internet
isolated
mobile
mobility
organizer
palmtop
personal
phone
screen
smart
technology
telephone
touch
英文關鍵字
assistant
cell
communication
computer
data
device
electronic
gadget
internet
isolated
mobile
mobility
organizer
palmtop
personal
phone
screen
smart
technology
telephone
touch