identity

The identity of the criminal/victim is not known.罪犯/受害人的身份不明。

The face of the witness was hidden in order to protect her identity. [=to keep her name from being known]女证人的脸部被遮住以免其身份暴露。

The documents proved/established his identity. [=proved/established who he was]这些文件证明了他的身份。

They produced their passports as proof of their identities.他们出示了护照以证明自己的身份。

You will need to show proof of identity. [=something that shows that you are who you say you are]你需要出示身份证明。

They arrested the wrong man. It was a case of mistaken identity.他们抓错了人。那是一个身份错认的案例。

As children grow, they establish their own identities.儿童在成长过程中形成自己的个性。

She did not want to be known only as the wife of her husband. She insisted on having her own identity. [=on being known for her own qualities, achievements, etc.]她不想仅仅被看作是丈夫的妻子。她坚持要有自己的个性。

people who seem to lack individual identity看似缺乏个性的人

He has a strong sense of personal identity. [=a strong feeling about exactly the kind of person he is]他有强烈的自我认同感。

His art reflects his cultural/racial identity.他的艺术作品反映了他的文化/种族特性。