The new work does go further than previous research and suggests that screen time should still be considered a potential barrier to young people's flourishing.

这项新研究确实比之前的研究更进一步，它表明屏幕使用时间仍应被视为年轻人成长的潜在障碍。

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The students work with activities on their computer screen and wear a headset and microphone to talk to their tutor.

VOA: special.2011.04.21

So, it's up on this screen here now, so we'll work on the other one. If you can identify which of these statements is correct based on what you know about the relationship between frequency and wavelength and also just looking at the waves.

它们之间的关系,现在在大屏幕上了,鉴于你们知道,频率和波长的关系,看到这些波你们来,判断下这些说法是否正确。

麻省理工公开课 - 化学原理课程节选

Last week the screen froze and nothing would work.

上一周的时候，电脑屏幕突然卡住，怎么都没法用了。

I'm ~ing 实战 - SpeakingMax英语口语达人

The process is not a science, and "The Lovely Bones" was particularly tricky because it was not structured like a movie and had to be reorganized to work on screen.

CNN: 'The Lovely Bones' is a 'positive' film, says Peter Jackson

If you'd like more information about how to show your work on the screen please send us an e-mail.

BBC: 4 February - 19 March

As this drama of century-ending technical screen work played out on one level, much longer-term contributions got their due, too.

CNN: Entertainment - 'American Beauty' comes up with five roses