因为你需要一个相册接一个相册地修改设定。

You have to go to each album, one by one, and edit the settings there.

youdao

如果你只进行联系，因为你需要一个相互联系，那么你几乎总是失败面前，你已经开始。

If you're only making contact because you want a reciprocal link, then you've almost always failed before you've begun.

youdao

1应该能够增加填写Google的个人资料页（Google Profiles）的人数，因为你需要一个个人资料页来浏览和查看推荐。

And +1 should increase the number of people who fill out their Google Profiles, since you need a profile to make and see recommendations.

youdao

You don't have to mention any of the local variables, because at this point in the story, they're just not relevant.

你不需要提及任何一个局部变量，因为在这个地方，它们是不相关的。

哈佛公开课 - 计算机科学课程节选

You know, if you want to measure the potential energy of something in a gravitational field, you have to define the zero somewhere, right, because it's arbitrary. You can set it anywhere you want. It's the same with enthalpy.

你知道，如果你想测量重力场,中某种东西的势能，你需要，在某处定义一个零点，对吧？,因为势能的值是任意的,你可以把它设定在。

麻省理工公开课 - 热力学与动力学课程节选

We can know this information even if we just knew that the bond was stronger, we wouldn't need to look at a graph here, because it turns out that if you have a stronger bond, -- that also means that you have a shorter bond -- those two are correlated.

我们依然可以得到上面的信息,即使我们所知道仅仅是这个键更强，我们不需要去看这个图，因为事实上如果你有一个更强的键，这也就意味着你有一个更短的键-,这两点是互相关联的。

麻省理工公开课 - 化学原理课程节选