In a era of commodity server hardware and zero license-cost software, it can often be more effective to scale an application across many machines rather than on ever-larger servers.

在这个使用普通服务器硬件和零许可证成本软件的年代，可伸缩性常常使我们能够更有效地将应用程序扩展到更多的机器，而不是像以前升级为更庞大的服务器。

youdao

And so one string must be pulling in this direction and the other string must be pulling in this direction so that the net force on the system is zero.

因此一条细绳施加一个拉力，朝这个方向，另一条细绳也必然施加拉力，朝这个方向，这样整个整体合力为零。

youdao

And so, in particular, if we set this equal to zero instead of approximately zero, it means we'll actually be moving on the tangent plane to the level set.

而且，特别地，如果我们令此函数为零，而不是近似为零，它意味着我们在水平集的切平面上移动。

youdao

Somebody's up there going and it's actually the bass so we'll be wanting to zero in on the bass in a big way in music because that's oftentimes giving us much more information than the melody.

有些人在那唱,事实上那是低音,所以我们在音乐中,主要将注意力集中到低音上,因为大多数情况下,相比旋律而言,低音给我们的信息更多

耶鲁公开课 - 聆听音乐课程节选

So with problems at zero, ; which will be posted in two forms; PDF PDF for standard and PDF for hacker on cs50.net tonight, you will have the choice of implementing pretty much any scratch projects you can think of, and which subject to very few constraints.

对于问题集，我们提供了;,标准PDF以及可编程,今晚它们都会被放在CS50，net上，你可以选择任何,你想到的项目，范围不限。

哈佛公开课 - 计算机科学课程节选

That way, if your child develops certain warning signs, such as unusual sadness, irritability, anxiety, inattention, or a change in appetite, sleep, or ability to enjoy things, the doctor may be able to zero in on the cause -- and get your child help -- a lot sooner.

CNN: Six health problems your child may inherit from you

Their input will prove to be invaluable in the next few weeks as we zero in on a suspect.

CNN: Student log: Charna-Marie Dixon

Dr Mundy said this could be because statins are designed to zero in on the liver when taken orally.

BBC: Cholesterol drugs 'treat osteoporosis'