μοῦνοι Ἑλλήνων δὴ μουνομαχήσαντες τῷ Πέρσῃ → alone of all Greeks we met the Persian singlehandedly, alone of all Greeks having fought singlehanded with the Persians
adv.
Artistically: Ar. and P. μουσικῶς.
Elegantly: P. χαριέντως.