ἑτέρως ἠδύνατο βέλτιον ἢ ὡς νῦν ἔχει κατεσκευάσθαι → otherwise they could have been constructed better than they are now (Galen, On the use of parts of the body 4.143.1 Kühn)
ἐρῐπών: μετοχ. τοῦ ἀορ. β΄ τοῦ ἐρείπω.
ἐρῐπών: μτχ. αορ. βʹ του ἐρείπω.