πολλὰ μεταξὺ πέλει κύλικος καὶ χείλεος ἄκρου → there is many a slip twixt cup and lip, there's many a slip twixt cup and lip, there's many a slip 'twixt cup and lip, there's many a slip twixt the cup and the lip, there's many a slip 'twixt the cup and the lip
dĭăgōnālis: e, adj. from διαγώνιος> and the Lat. ending alis),
I diagonal: linea, Vitr. 9, 1; 6, 5.—And subst., dĭăgōnĭum, ii, n.: diagonii linea, id. 6, 4.