在线追踪公司可根据这些数据为每台电脑、手机或其它电子设备建立唯一的数字身份，并以此建立使用者的档案。
Tracking companies can use this data to uniquely identify computers, cellphones and other devices, and then build profiles of the people who use them.
我们打算自行设计和开发软件，服务器和数据中心，从无到有，以此弘扬我们的黑客精神，并挑战传统。
We decided to honor our hacker roots and challenge convention by custom designing and building our software, servers and data centers from the ground up.
他们收集庞大的数据，再详细分析，以此了解人们的社会关系、倾向和需求。
His crew gathered huge volumes of data, pored over it, and learned much about people's relationships, tendencies, and desires.
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