The next example shows how check and referential constraints are used in a more complex example.

接下来的例子展示了如何在更复杂的例子中使用检查约束和引用约束。

youdao

And how often does her classmate Karey check her page?

VOA: special.2009.09.14

And remember again, the binding energy physically is the negative of the ionization energy, and that's actually how you can experimentally check to see if this is actually correct.

电离能的负值，那个事实上是可以,通过实验来验证，它是否是对的,并且它等于负的。

麻省理工公开课 - 化学原理课程节选

Just a quick check and this is not for the camera, how many of you have seen Bertrand competition before?

我们迅速了解一下,这不是为了录影,你们谁之前学过伯川德竞争

耶鲁公开课 - 博弈论课程节选

For a lot more detail on the what and how check out the source link.

ENGADGET: Researchers expose printer vulnerability, turn LaserJets into literal time bombs (update)

More than 200 Catholic Bishops from around the world are due to arrive in Rome shortly for a three-week conference on how to check the falling away from the faith of millions of European Catholics and how to inspire a new evangelisation.

BBC: Vatican embarrassment as Pope's butler goes on trial

The real trick is how do you check it, how do you make it reliable.

BBC: Can crowdsourcing beat the flu?