每一本教科书也有自己的风格。

Each textbook has its own style, too.

youdao

这是一本教科书。

It is a textbook.

youdao

有时候，朋友会借给你一本教科书，或者给你一个可以依靠的肩膀。

There are times when a friend will lend you a textbook, or a shoulder to cry on.

youdao

He now has super-human mathematical talent, can read and remember the contents of an encyclopedia volume in a few minutes, and speak a language fluently after reading one textbook.

他现在有超过人类的数学能力，能阅读,能在几分钟内记住百科全书的内容,通过阅读一本教科书就可以,流利地讲一门语言了。

哈佛公开课 - 计算机科学课程节选

Think of Star festival as a textbook that is come to life and environment where students can observe and draw their own conclusions, there is a path way to a new type of learning that is independent yet guided.

将Star，festival看作是一本教科书,走进我们的生活和环境,在那，学生们能观察,并得出自己的结论，有一条路通往学习的新形式,它独立自主，但也有所指导。

麻省理工公开课 - 媒体、教育、市场课程节选