pari-mutuelyoudaoicibaDictYouDict[pari-mutuel 词源字典]
1881, from French pari-mutuel "mutual wager," from pari "wager" (from parier "to bet," from Latin pariare "to settle a debt," literally "to make equal," from par, genitive paris, "equal;" see par) + mutuel "mutual," from Latin mutuus (see mutual).[pari-mutuel etymology, pari-mutuel origin, 英语词源]