Dover
来自Big Physics
wiktionary
From Old English Dofras, from Latin Dubris, from Brythonic Dubras(“the waters”), from Proto-Celtic *dubros(“water”), from Proto-Indo-European *dʰubrós(“dark”), from *dʰewb-(“deep”). Compare Tauber.
etymonline
Dover
port in Kent, Old English Dofras (c. 700), from Latin Dubris (4c.), from British Celtic *Dubras "the waters." Named for the stream that flows nearby.