Those travelers who do not have one of the single-document options must present both an identification document and a citizenship document.

对于那些没有单一证明文件的旅客，则必须出示身份证及公民证件。

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To ascertain the real making time of the document in view of the ageing characteristics and choosing the suitable identification means.

针对不同的老化特征，选择使用适合的鉴别方法可以确定文件制成的真实时间。

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This document is for the identification of the horse.

此文件用以证明马匹的身份。

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That proof of residence is a critical document, and for many the only form of identification: Besides serving as proof of nationality and getting you a new roof over your head, it can help you get discounted provisions at government-run stores, a phone and utility hookup and a voter registration card.

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Whether domestic or international, that agent is required to obtain your legal name so that it matches your legal document (used for identification purposes by TSA), as well as your date of birth.

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