Each one relates to one of the basic areas of knowledge required for project success: product, staff, customer, and schedule.

每个人都关联到了项目成功所要求的基本知识领域中的一个：产品，员工，客户，和计划。

youdao

Black-box testing treats the software as a "black box," without any knowledge of internal implementation and the test engineer will perform tests on the software as a customer would use the product.

黑箱测试将软件看作一个“黑箱”，测试工程师没有关于内部实现的知识，他们以将使用该产品的客户身份在软件上执行测试。

youdao

He avoids future issues by adapting his product knowledge into reusable intellectual customer collateral such as articles, presentations, audio files (e.g., podcasts), and videos.

他通过将其产品的知识改编为可复用的智能的客户的副产品，例如文章、演示文稿、音频文件(举例来说，podcast)和视频，来避免未来的问题。

youdao

Oracle is moving to boost sales by hiring more salespeople with specialized industry knowledge, and revamping its customer advocacy groups to learn about product problems faster.

FORBES: Chief Executive Larry Ellison