VOA慢速英语:Google Glass Raises Privacy Concerns

1. She also has been able to talk to her sister in Thailand, and she plans to use the device to teach a public speaking class.

be able to 能，会
例句：Maybe he will be able to talk with them longer.
那个时候或许他们能聊的久一点。

2. "It is essentially going to allow people to come in and spy on you and record that, without you knowing what is going on."

spy on 侦查，暗中监视
例句：Can my handset be used to spy on me?
我的手机会被用来监视我吗？

3. Google says that it has already addressed that concern. Mr Dale explained that in order to start the camera or record a video, the owner must say something out loud.

in order to 为了
例句：In order to focus effectively, reverse the order.
为了有效地专注，将工作顺序反过来。

4. Also some are concerned about the use of facial recognition technology on Google Glass.

concern about 使（自己）关心…
例句：Concern about the clout of the internet giants is growing.
网络巨头之间的斗争正引起人们的关注。