οὐκ ἔστι γῆρας τοῦδε τοῦ μιάσματος → that pollution never wears out, that pollution can never grow old
mŏnēris: is, f., = μονήρης (sc. ναῦς),I a vessel with a single bank of oars, a galley, Liv. 38, 38, 8 (cf. Tac. H. 5, 23).