haec omnis morbi causa, hinc miserabile Nymphae, cum quibus illa choros lucis agitabat in altis, exitium misere apibus.
This is the whole cause of the sickness, and hence it is that the Nymphs, with whom she used to tread the dance in the deep groves, have sent this wretched havoc on your bees.
final_alignments\Virgil_Georgics.json