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From LSJ
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
Russian > Greek
σφύζω, σφύσδω, ἀγωνίζομαι, ἀσπαρίζω, μάχομαι, σφαδάζω, ἀπασκαρίζω