Riviera (n.)youdaoicibaDictYouDict[Riviera 词源字典]
Mediterranean seacoast around Genoa, 1630s, from Italian riviera, literally "bank, shore" (see river). In extended use, the coast from Marseilles to La Spezia, which became popular 19c. as a winter resort. Thence adopted (sometimes ironically) in reference to areas of other countries, as in American Riviera (Florida, 1887); English Riviera (Devonshire coast, 1882).[Riviera etymology, Riviera origin, 英语词源]