实际上大多数测试是由软件开发工程师执行的。测试开发工程师是确保特性的可测试项，而软件工程师则更多参与测试用例的编写。

Much of the actual testing is performed by the SWEs, SETs are there to ensure that features are testable and that the SWEs are actively involved in writing test cases.

youdao

实际上大多数测试是由软件开发工程师执行的。测试开发工程师是确保特性的可测试项，而软件工程师则更多参与测试用例的编写。

Much of the actual testing is performed by the SWEs, SETs are there to ensure that features are testable and that the SWEs are actively involved in writing test cases.

youdao