For the sake of this tutorial I have chosen to run a Display text task. This can come in handy at times when you want to remember important tasks or memos.

为了这个教程，我选择执行显示文本任务，这个可以在想要记住重要的任务或者备忘录的时候派上用场。

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These phases come in handy, especially when trying to deploy new handlers, since we can specify in which phase the handler needs to be executed.

这些阶段都会有用处，特别是尝试部署新处理程序时，因为我们可以指定处理程序需要在哪个阶段中执行。

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They also turned out to be easy to implement, and come in very handy when we needed to pass data around the application.

它们也很容易实现，而且当我们需要在应用程序范围内传送数据时唾手可得。

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So let's go to some actual real examples, which might come more in handy for this class.

下面让我们来看一些正确应用它的例子，这些例子在这个课堂上应该更容易一些。

麻省理工公开课 - 化学原理课程节选

Some of you are probably going to be doctors and you don't know why I'm going to do special relativity or quantum mechanics, but you don't know when it will come in handy.

你们中的有些人可能会成为医生,但你们现在不能理解,我为什么要讲相对论和量子力学,但是说不定什么时候,你就用上了呢

耶鲁公开课 - 基础物理课程节选

Similarly, Gas Buddy and Local Gas Prices can come in handy to help locate the cheapest gas prices in a given area for regular, midgrade, premium and diesel grades.

FORBES: Free iPhone Apps to Help Lower Your Car's Fuel Costs

Certainly his expertise both in this field, but also in these communities, is something that is going to come in very handy to this response.

WHITEHOUSE: The White House

Knowing how to properly dismantle and clean a rifle may come in handy when young suitors come over to court your granddaughter in ten five or so years.

FORBES: Dear Dad, With Love