機器
aerial
aerodynamic
architecture
blades
building
ecological
ecology
efficiency
electric
electricity
engine
engineering
equipment
factory
forecast
future
gust
harvesting
house
industrial
industry
innovation
job
landscape
management
outdoor
outdoors
plant
production
progress
propeller
renewable
renewal
road
rotation
science
service
spin
station
sunset
sustainable
technology
travel
urban
vehicle
view
work
working