Doctors call watching TV or playing video games screen time.

医生称看电视或玩电子游戏时间为“屏幕时间”。

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It will be possible to call up on a PC screen millions of volumes from distant libraries.

它可以在电脑屏幕上调用远程图书库中的数百万册书卷。

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Instead, I stared at the cracked screen of my cellphone, waiting for a call.

可是我却盯着手机破裂的屏幕，等待一个电话。

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Some eye care professionals say all that screen time has led to an increase in what they call computer vision syndrome.

VOA: special.2011.08.01

Will they get an image of themselves placing a video call on the screen, with a tiny image of themselves placing that call inside the original image of that call?

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You can also switch between preset radio stations and call up a search screen with a keyword.

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The Ascend G 330 runs Android's Ice Cream Sandwich operating system, and incorporates Huawei's own HAP 5.1 Android interface, which enables easy one-step access to key features from the unlock screen, including call, messaging and camera functions.

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