Do not look at any electronic screens at least two hours before bed time.

在睡前至少2小时不要看任何电子屏幕。

But nowadays, the fact is that much of the time we read from electronic screens, not paper.

但如今，我们大部分时间都是在电子屏幕上阅读，而不是在纸上阅读。

What we are cautioning on is over-use of those electronic screen times with young children, WHO expert Fiona Bull told reporters.

世卫组织专家菲奥娜·布尔（Fiona Bull）告诉记者：" 我们要警惕的是儿童过度使用电子屏幕。"

This is a special nose cone for a missile that fits three small electronic screens and three tiny cockpits for pigeons.

这是一种特殊的导弹鼻锥，可容纳三个小型电子屏幕和三个小型鸽子驾驶舱。

Some 30 states use so-called direct-recording devices, usually with electronic screens, that were initially seen as an antidote to hanging chads and other foibles resulting from archaic punch-card devices.

大约30个州都在选举中用了所谓的直接记录设备，通常带有电子屏幕，这些设备最初被视为能够解决打卡设备太过陈旧造成的“孔屑废票”等问题的一剂良药。

A major global study has found that 6 in 10 people feel they spend too much of their time looking at electronic screens and crave a simpler, slower life.

全球一项重大研究发现，每10个人中就有6个人感觉自己盯着电子屏幕的时间太长，希望过上更简单、慢节奏的生活。

What researchers found was that preschoolers who looked at electronic screens for more than an hour a day had less development in their brains white matter than kids who had less screen time.

研究人员发现，每天看电子屏幕超过一个小时的学龄前儿童，其大脑白质的发育程度要低于看屏幕时间较短的孩子。