Please keep the receipt well. If you happen to need to exchange or refund, it is required.
请保存好收据。如果你碰巧需要换货或退货，它就用得着了。
However, if you happen to need the file or directory you just deleted (by accident?), you can look in your archive for a pristine copy!
然而，如果您碰巧需要刚才删除(意外删除？)的文件或目录，您可以在存档中查找原始副本。
When doing normal programming with WPF or Silverlight, creating custom controls is more or less just something to do if you happen to need one.
在使用WPF或Silverlight进行普通编程时，创建自定义控件或多或少是你需要完成的事情。
If you don't happen to need this functionality, the — dirs option (-d) provides the opposite effect: Directories and their contents will be skipped.
如果不需要这个功能，可以使用——dirs选项(-d)产生相反的效果：跳过子目录及其内容。
"We as a society need to understand that when we don't punish lying,we increase the probability it will happen again," Ariely says.
艾瑞里说：“作为一个社会，我们需要明白，如果我们不惩罚说谎的话，我们就会增加它再次发生的可能性。”
Universities need to be extremely careful in describing what's going to happen to students.
大学需要非常小心地描述将会发生在学生身上的事。
When you wake up, you need to think that something great is going to happen today, and that you are going to have a great day.
当你醒来的时候，你要想今天会有一些好的事情发生，你将会享受美好的一天。
You don't need to know how it will happen. You just need to know why you want it, and decide that is what you want.
你不需要知道它是如何发生的。你只需要知道你为什么想要并且决定那就是你想要的。
JOHN CHURCH: If we are going to be able to adapt cost effectively rather than in response to major events, then we need to know what might happen into the future.
约翰彻勅：如果我们要能有效地适应这种变化，而非仅仅是为了应付重大事件，那么我们需要知道将来会发生什么。
To support this after-the-fact instruction, parents not only need to act tough enough to let consequences happen, they need to honor learning in this way.
为了支持这种事后教育，父母们不仅需要足够强硬，以让后果发生，同样还需要兑现这种教育方式，让孩子以这种方式吸取经验教训。
From our experience, there are usually five things that need to happen to turn these promises into reality.
根据我们的经验，要将这些诺言变为现实通常有五件事情要做。
In the second step we sequence the schedule activities by simply placing them in the order in which they need to happen.
在第二步中，我们按照计划活动发生的顺序将它们进行排序。
But it cannot happen just like that, you need to believe in some basic principles of success so that you automatically reap success every moment.
但是它并会想想象中的那样容易，你需要了解一些成功的基本原理，使得你在任何时刻都可以自动的获得利益。
These templates can be reused immediately and updated later if enhancements need to happen over time.
如果需要做一些改进工作，那么这些模板可以马上进行再利用和更改。
For this to happen, it would need to be able to attach to, infect and replicate in human cells.
如果要发生大流行，病毒需要能够附着在人类细胞上，感染细胞并在其中复制。
One, realizing that crises happen every year highlights the need to use debt sparingly, have an emergency fund, keep your resume updated, hug your loved ones, all that stuff.
第一，意识到每天发生危机增强了谨慎使用债务的需要，储备紧急资金，随时更新简历，拥抱深爱的人，珍惜所有的一切。
If you're a publicly traded company, publishing financial announcements need to happen on the wires first, or at least at the same time as publishing the press release on your own web site.
如果你是一家公开上市的公司，那就需要首先在新闻通讯社公开财务公告，或者，至少可以在你自己的网站上同时公布新闻稿。
Pick a task or group of tasks you need to make a dream happen and complete them.
选择一个任务或者一些列的任务来实现你的梦想，并且完成这些任务。
The beauty of the technology is that it does not need to happen in a factory.
这种技术的迷人之处在于不一定需要在工厂生产。
But to make positive change happen, we need to train ourselves to learn from success - even if those small successes are overshadowed by larger failures.
但是为了出现积极的改变，我们必须训练自己从成功中吸取教训，哪怕是被失败掩盖的非常小的成功。
Now to make that happen, it's not adiabatic, right. If I wanted to do that, I'd need a heating element or something to cool, so I could make that temperature change happen, right.
要实现这点，它就不会是绝热的，对吧，如果我想做到这点，我需要一个加热元件或什么制冷的东西，这样我才能让温度变化。
But it almost certainly has to happen — and bondholders will need to take a substantial loss.
不过，债务重组几乎不可不免——债券持有人将必须承担高额损失。
In an SFM setup this will typically need to happen between each of the servers involved and the server hosting the SFM console.
在SFM设置中，这通常需要在涉及的每个服务器和安装了SFM控制台的服务器之间发生。
Agile developers use acceptance criteria to demonstrate why tasks need to happen and define how they fit into the big picture.
敏捷开发者使用验收标准来证明为什么任务需要存在，并确定任务如何融入全局视图中。
These sorts of measures need to happen everywhere, not just in the United States or in the developed world.
世界各国都需要采取这些措施，而不仅仅是美国或发达国家的事情。
The worker process uses these parameters to perform tasks that need to happen before the CLR is loaded.
在加载CLR之前工作进程使用这些参数完成一些需要的工作。
To make these actions happen, you need an application to sit in the middle of the call, act as a back-to-back user agent, and provide access to the services mentioned.
要实现这些操作，需要有一个应用程序在呼叫的中间位置充当背靠背的用户代理，并提供对上述服务的访问。
To make these actions happen, you need an application to sit in the middle of the call, act as a back-to-back user agent, and provide access to the services mentioned.
要实现这些操作，需要有一个应用程序在呼叫的中间位置充当背靠背的用户代理，并提供对上述服务的访问。
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