Migrating those applications to GAE might be costly, because you not only need to identify the issues and create workarounds, but also do quality assurance for the entire application all over again.

将这些应用程序迁移到GAE可能是昂贵的，因为您不仅需要识别问题并创建解决方法，而且还要从头再为整个应用程序做质量保证。

youdao

Since that would be prohibitively time consuming, however, broken GUIs may not be detected until the application has begun the long and costly process of quality assurance testing.

因为这样做将会极高的耗费时间，然而，也许要等到对应用程序进行了长时间并且高成本的质量保证测试后，被破坏的GUI才会被发现。

youdao

As part of validation, a quality assurance professional verifies that the application behaves as desired and returns the expected results.

在验证过程中，质量保证专家验证应用程序是否按预期执行，并返回预期的结果。

youdao

With the acquisition of Fortify Software, HP will offer a complete, market-leading solution that helps organizations reduce business risk, meet compliance regulations and protect against malicious application attacks by integrating security assurance seamlessly across the application life cycle.

FORBES: HP Buys Bug-Hunting Business Fortify