We have a rule of no screen time during the week, unless it's clearly educational.

我们有一个周内不能看电视的规定，除非那档电视节目很有教育意义。

youdao

Many experts say children should spend no more than two hours a day using digital devices — with no screen time for children under two.

很多专家表示，儿童每天使用数码设备的时间不能超过2小时——两岁以下儿童不能接触数码设备。

youdao

Steyer says his organization recommends that parents set limits, though he appreciates that no screen time before age two isn't practical for all families.

施泰尔称，他所在的组织建议父母们限制设备的使用，但他同时也承认，让所有家庭中的两岁以下幼儿远离屏幕是不现实的。

youdao

So a loop or an infinite loop, because true is always true, there is no-- nothing on the screen that seems to change this keyword true, so this is actually a deliberate infinite loop, but so was that thing up top to forever say hi or whatever it is you wanted to do.

因此而出现死循环，屏幕上的这些语句无论怎么运行,都无法改变它为真的事实，这就是所谓的死循环，无论你想不想要,屏幕上都会不断打印出“hi“

哈佛公开课 - 计算机科学课程节选

In 2005 Apple reinvented the iPod again, introducing the even smaller Shuffle, with flash memory and no screen.

WSJ: Apple Faces Challenges for New iPhone

For example, you might consider a limit of one or two hours a day and, for a better night's sleep, no screen time in the hour before bed.

CNN: Fitness for kids: Getting children off the couch

This is possibly best thought of as a very big Experia phone with no screen and a one-second battery life, with the option to upgrade to a full PS3 experience.

FORBES: Connect