inconnu
/ˌɪnkəˈnjuː/noun
1
- an unknown person or thing不知名的人（或物）。
2
- （复同单）an edible predatory freshwater whitefish that is related to the salmon. It lives in Eurasian and North American lakes close to the Arctic Circle.白北鲑。
2.1
- Stenodus leucichthys, family Salmonidae.拉丁名Stenodus leucichthys,鲑科。
词源
early 19th cent.: French， literally 'unknown'.