unidentified

US /ˌʌn.aɪˈden.t̬ə.faɪd/
UK /ˌʌn.aɪˈden.t̬ə.faɪd/
1.

身元不明

not recognized or identified.

:
•
a picture of an unidentified motorcyclist
:
unknownunnamedanonymousincognitonamelessobscureunfamiliarstrangemysteriousunspecifiedunmarkedundesignatedunclassifiedinnominate
:
identifiedknown