[, ]the process of showing, proving or recognizing who or what sb/sth is 鉴定；辨认◆Each part has a number for easy identification. 每一部分都有号码以便识别。◆an identification number 识别号码
[] official papers or a document that can prove who you are 身分证明◆Can I see some identification, please? 请给我看看你的身分证件可以吗？➡ID noun