As such, testing depends on the use of test scripts and tracing to determine correctness and identify problems.

因而，测试依赖测试脚本和追踪的使用来确定正确性和鉴别问题。

youdao

The client had no test scripts and no way of tracing back what they were testing to what was an initial requirement.

客户们没有测试脚本，也没有对办法对他们所测试的内容追溯到最初的需求。

youdao

Laboratory testing, contact tracing, and investigation of cases are disruptive and resource-intensive measures, raising questions about sustainability.

实验室检验、接触者追踪和病例调查都是具有破坏性和资源密集型的措施，所带来的是可持续性问题。

youdao

Testing, tracking and tracing ingredients is expensive but not testing will cost retailers, processors, British farmers and consumers much more.

BBC: Horsemeat in Tesco burgers case 'may lead to prosecutions'

It would be so easy for the 25, 000 people in the UK who do not know they have HIV to become 50, 000 as a result of non-targeted testing and the demise of contact-tracing.

BBC: Sexual healthcare 'at risk from NHS changes'