In addition, the mere incorporation of biometrics into the payment system is likely to deter criminals, says Mike Bond, an expert in banking security at Cambridge University.
而且，单只是把生物识别技术整合进支付系统就可能吓跑犯罪分子了，剑桥大学的金融安全专家迈克·邦德说。
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The system was tested in Cambridge, Massachusetts, where traffic lights are on a set pattern.
该系统已经在马萨诸塞州剑桥测试过，那里的交通灯是由一套固定模式。
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However, Cambridge Design Partnership is confident that it can miniaturise the system further based on its experience of developing medical equipment for civilian ambulance crews.