用定义好的异常去表达模式的失败， 当然要排除测试中的异常类型。

Use typed exceptions to indicate the mode of failure, and except that type of exception in the test.

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您可以根据自身机构的类别层次将资产分类，用定义的标签或元数据来作好标记，或者使用全文索引来检索。

You can categorize your assets according to your organization's unique classification hierarchy, tag them with labels or metadata that you define, or find them by simply using a full-text search.

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一些人猜想，未来没有工作的世界可以用“不平等”这个词来定义：少数富人将拥有全部资本，而普通大众将在贫穷的荒原上挣扎。

Some imagine that the coming work-free world will be defined by inequality: A few wealthy people will own all the capital, and the masses will struggle in an impoverished wasteland.

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It allows you to define the concept of a thermometer. You have three objects, one of them could be a thermometer.

从热的物体流向冷的物体,由此我们可以定义温度，我们还可以用它来定义温度计：

麻省理工公开课 - 热力学与动力学课程节选

And empathy has different definitions but we can simply view it as the feeling that your pain matters to me.

移情有几个不同的定义,但用简单的话来说就是,我不会对你的痛苦无动于衷。

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And get into the habit of using it to help you define what is the flow of control.

然后是养成用伪代码,来帮助你定义控制流的习惯。

麻省理工公开课 - 计算机科学及编程导论课程节选