N-VAR 身份证明;身份证件 If you have ID or an ID, you are carrying a document such as an identity card or driver's licence which proves that you are a particular person.
I had no ID on me so I couldn't prove I was the owner of the car... 我身上没带身份证件,也就无法证实我就是车主。
Peter took out his wallet and showed his ID to the man... 彼得掏出钱包向那人出示他的身份证件。
Registrars checked the ID cards of prospective voters. 登记员核对未来投票人的身份证。