translation.en: While they were filling out the survey, we uploaded their shot to a cloud-computing cluster, and we started using a facial recognizer to match that shot to a database of some hundreds of thousands of images which we had downloaded from Facebook profiles.
translation.zh: 在此同时, 我们把他们的照片上传到一个云计算节点上， 然后我们开始用一个面部识别程序来 把那张照片和一个有 成百上千张照片的数据库相比较对照 这些照片都是我们从脸书上下载下来的。