a large nest of a bird of prey, especially an eagle, typically built high in a tree or on a cliff (建于高树或峭壁上的)猛禽巢(尤指鹰巢)
语源
late 15th cent.: from medieval Latin aeria, aerea, eyria, probably from Old French aire, from Latin area 'level piece of ground', in late Latin 'nest of a bird of prey'