英文關鍵字
2019ncov
activity
artificial
augmented
business
cell
communication
computing
concept
coronavirus
covid19
dangerous
data
digital
display
electronics
engineer
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hand
hitech
hologram
holohand
hud
implement
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innovation
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intelligence
interactive
internet
intro
learning
man
modern
ncov
network
pandemic
phone
reality
science
smart
smartphone
technology
title
wireless
word