英文關鍵字
photovoltaic
innovative
resource
generator
renewable
sustainable
recycling
solar
innovation
panel
ecological
flight
summer
electrical
drone
aerial
collector
row
source
energy
modern
system
alternative
field
environmental
green
crimea
future
station
urban
science
eco
electricity
fly
climate
development
cell
ecosystem
power
meadow
sunlight
industrial
electric
silicon
ecology
battery