英文關鍵字
agricultural
agriculture
agronomy
america
andean
andes
architecture
canal
canals
channels
control
countryside
cultivation
cusco
cuzco
earth
engineering
farm
farming
farmland
field
flood
flowing
fresh
gate
grass
green
hand
infrastructure
irrigate
irrigation
latin
lock
management
mountain
nature
outdoor
peru
peruvian
river
rural
sacred
source
south
system
urubamba
valley
water
watergate
waterway
wheel