“如果我是一只恐龙并且和另一只恐龙面对面对峙的话，唯一的正确战略便是等待一个好的时机然后直接对准对手的头部攻击，”他说。

"If I was a tyrannosaur facing another tyrannosaur face-to-face, I'd say the only real strategy is to wait for an opening and then go straight for the head," he said.

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脸谱网的这项新服务矛头直接对准了他的竞争对手---以高储存容量为名的谷歌Gmail邮件服务，意在争夺用户数量上展开一场“血腥的战争”。

The service, perceived as a direct rival to Google's Gmail, marks a new front in the ongoing and increasingly bitter battle between Facebook and Google to gain the loyalty of users.

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“基本上如果你把摄像头直接对准金属键盘，它会显示出你——摄像机操作者的指纹，而非键盘上的，”Meiklejohn说。

"Essentially, if you pointed the camera directly at the metal keypad, it would show you the thermal fingerprint of you, the camera operator, rather than of the keypad itself," Meiklejohn says.

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