This discussion could be extended to include other equally important roles, such as project manager or tester, but for now, we will focus on the roles of the analyst, architect, and developer.

可以把这个讨论扩展到包含其他同样重要的角色，例如项目经理或测试人员，但是就目前来说，只关注分析师、架构师和开发人员的角色。

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Usually the project manager provides the tester with the job of guarding against this regression.

项目经理通常不提供测试人员进行此回归的任务。

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This mastery requires learning to wear many hats, including tester, project manager, salesman, marketer, and business analyst.

这就需要学习许多角色的技能，包括测试人员、项目经理、销售人员，营销人员和业务分析师。

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