identification

The laboratory uses DNA testing for the positive identification of ancient remains.

(Chinese) 实验室使用DNA检测来对古代遗骸进行确切的身份鉴定。

Reliable bird identification requires observing both the plumage and the bird's song.

(Chinese) 可靠的鸟类辨识需要观察羽毛和听鸟叫声。

Passengers must show photo identification before boarding the domestic flight.

(Chinese) 乘客在登上国内航班前必须出示带照片的身份证件。

If you lose your official identification, you must report it to the police immediately.

(Chinese) 如果你丢失了官方身份证件，必须立即向警方报告。