quack.sal.vern.Archaic (名词)【古语】 A quack or charlatan.庸医或江湖骗子来源:Obsolete Dutch 已废荷兰语 Middle Dutch quac- [unguent] 中古荷兰语 quac- [药膏] or quacken [to quack, boast] 或 quacken [行骗,自夸] Middle Dutch salven [to salve] 中古荷兰语 salven [敷以药膏]