οὐκ ἔστι γῆρας τοῦδε τοῦ μιάσματος → that pollution never wears out, that pollution can never grow old
P. and V. στρατόπεδον, τό, σκηναί, αἱ (Xenophon), also Ar.), P. τὰ ὅπλα.
formation of a camp: P. στρατοπέδευσις, ἡ (Plato).