parkinyoudaoicibaDictYouDict[parkin 词源字典]
"A kind of dark gingerbread, typically with a soft, dry texture, made with oatmeal and treacle or molasses, especially in Yorkshire around Bonfire Night", Early 19th century: perhaps from the family name Parkin, diminutive of Per 'Peter'.[parkin etymology, parkin origin, 英语词源]