But a biometric identification system could be a unique identifier that might justify its additional expense for some vendors.

但是生物识别系统是一个唯一值得供应商为之支付额外费用的身份鉴别系统。

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Simmonds believes that once a strong identifier such as a face biometric is established, "it allows you to create a persona and link to it."

西蒙兹认为，一旦建立了强标识符，例如脸生物特征，“它允许你创建一个人物，并链接到它。”

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This jitter, combined with the shape of our hands and fingers, makes for a highly unique biometric identifier.

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Passengers vetted via background checks would have a biometric identifier, such as their fingerprint or iris pattern, in their passport or other travel document.

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You see, each person's body provides a different amount of opposition to electrical current, so bioimpedance can be a unique biometric identifier.

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