我们完成一些（有时全部）质量保证功能。

We perform some (and sometimes all) of the functions of quality assurance.

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然后，当新功能的行为符合预期时，可以将其引入到应用程序的其余部分中，运行其他测试，保证功能本身的行为符合预期。

Then, when the new function behaves as it should, you can introduce it into the rest of the application and run it against other tests, knowing that the feature itself behaves as expected.

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单元测试的目标是测试应用程序底层代码的功能，保证它们执行后产生正确的结果。

The goal is to test the functionality of the underlying code of the application to ensure that the correct results are provided upon execution.

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Now, texts from Ancient Near Eastern cultures suggest that a central function of the rituals that were performed in sanctuaries was to secure the perpetual aid and blessing of a well-disposed deity.

古近东文化的课文中提出,在圣所里进行的仪式的一个主要功能,是保证能够向神灵获得永久地帮助和祝福。

耶鲁公开课 - 旧约导论课程节选

To some interesting sense, there's some sort of damage resistance built in to the brain that allows different parts of the brain to take over if some parts are damaged.

从某种程度上来说,这就像是在大脑中建立起了某种损伤防护,如果某些脑组织受到了损伤,那么这种防护可以保证其他脑组织,担负起损伤组织的功能

耶鲁公开课 - 心理学导论课程节选