GervaisyoudaoicibaDictYouDict[Gervais 词源字典]
masc. proper name, French Gervais, from Old High German Gervas, literally "serving with one's spear," from ger "spear" (see gar) + Celtic base *vas- "servant," from Old Celtic *wasso- "young man, squire" (see vassal).[Gervais etymology, Gervais origin, 英语词源]