While this is valid XML, it does not represent the true meaning of a vehicle identification number, the unique id of a car.

虽然这是有效的XML，然而它并没有表示车辆识别号(即汽车的惟一id)的真实意义。

youdao

The id attribute is the Digg identification number of the article.

id属性是文章的Digg识别号。

youdao

Like a serial port, each USB port on a computer is assigned a unique identification number (port id) by the USB controller.

像串行端口一样，计算机上每一个usb端口都由US b控制器指定了一个惟一的标识数字(端口id)。

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Republicans said the law was needed to prevent voter fraud, while Democrats said people who are poor or elderly often do not have such identification and are unable to get the certified birth certificate and other secondary proof of identification needed to get a state-provided ID in Indiana.

NPR: High Court Supports Indiana Voter ID Law