英文關鍵字
antenna
architect
background
blue
broadcast
builder
building
built
channels
clothing
communication
communications
construction
denim
dish
electrical
electronic
engineer
engineering
equipment
foreman
hardhat
helmet
industrial
industry
male
man
network
outside
people
person
radio
receiver
roof
safety
satellite
signal
site
sky
sunset
technology
telecommunication
television
tower
transmit
transmitter
wireless
work
worker