βορβόρῳ δ' ὕδωρ λαμπρὸν μιαίνων οὔποθ' εὑρήσεις ποτόν → once limpid waters are stained with mud, you'll never find a drink
crastinum crastini N N :: tomorrow
crastĭnum,¹² ī, n. (crastinus), le lendemain : Sen. Thyest. 620.