One physician may order a slew of tests, even for outwardly healthy patients, while another may do little more than tap on a knee and call it a day.

一个医生可能要求一系列的检查，即使是看上去健康的患者，而另外一个可能仅仅敲敲膝盖就到此为止了。

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You can, for example, say "find me the closest pizza" and it will bring up a card showing a result, which you can tap on to call or get navigation directions.

ENGADGET: Google Glass review (Explorer Edition)

To replicate the bug, you'll need to tap the "Emergency Call" button on the lock screen, then go into the ICE (emergency contacts) menu.

ENGADGET

Just tap your forehead to turn it on and touch your ears to start a call.

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