很多方面的原因造成了安全性需要经受大量的测试。

There are so many ways to do security it takes a lot of testing.

youdao

需求管理是大多数测试工作的先驱，提供了大量的测试动机和确认需求。

Requirements management is a precursor to the bulk of the testing effort, providing a significant amount of test motivation and validation needs.

youdao

想象一下，只是持久化大量的测试结果，并且在其基础上做大规模的数据分析。

Imagine just persisting lots of lots of test results, and doing some data analysis on it in a mass scale.

youdao

You have to test it by giving the vaccine to a large population of people, and then watching and seeing if you've reduced the incidence of the disease.

这样的测试的做法只能是,给大量人群分发疫苗,接着观察和了解,这种疾病的发病率是否有所降低

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