機器
banking
bitcoin
black
btc
business
cable
circuit
coin
commerce
communication
computer
connecting
cryptocurrency
currency
datacenter
design
development
digital
economy
electronic
element
equipment
farm
financial
gold
golden
graphic
grow
hardware
internet
invest
investment
lighting
man
many
modern
money
pay
processing
processor
programmer
server
sign
symbol
technology
unit
work
worker