ὁ λαγὼς τὸν περὶ τῶν κρεῶν τρέχει → save one's bacon, save one's neck, save one's skin
ἡμιοβόλιον και ἡμιωβόλιον, τὸ (Α)(μονάδα βάρους) μισός οβολός.