不过第一本书专注于介绍设计方面的内容，而本书主要介绍测试相关的知识。

While the first book focused on design, this new book is all about testing.

youdao

不过第一本书专注于介绍设计方面的内容，而本书主要介绍测试相关的知识。

While the first book focused on design, this new book is all about testing.

youdao