Put your phone away while you are walking so that you can keep your head up see what's going on around.

走路的时候把手机收起来，这样你就可以抬头看看周围发生了什么。

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If you must put the phone to your head, make sure to switch ears regularly and keep the conversation as short as possible.

如果你一定想要把手机置于耳朵上，要确保两只耳朵交替使用并且尽量控制通话时间越短越好。

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The further you keep your phone from your head, the smaller the risk of RF energy exposure to your brain.

你的头部离电话越远，大脑受到辐射能量风险就越小。

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That's the domain of Aymar de Lencquesaing, Acer's head of mobile phone products.

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While in the East Village, make like Superman and head to a phone booth at Crif Dogs (113 Saint Mark's Place, www.crifdogs.com) - a nouveau dog and burger joint in the heart of hipsterville.

BBC: A New York City bar crawl: A long day��s drinking into night

He sat there wearing a phone head set.

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