然而，在上述两种方法之间还存在一种 灰箱方法。

There is, however, a gray-box approach that falls somewhere in between.

youdao

找出这些错误有两种基本方法：黑箱方法和白箱方法。

There are two basic approaches to ferreting them out: the black-box approach and the white-box approach.

youdao

通常情况下，一个单元测试在特殊环境下只测试一些特殊的方法，因此它将白箱测试分为更广泛的种类。

Usually, a unit test exercises some particular method in a particular context, thus it falls in the broader category of white box testing.

youdao