我认为每本书开头的简短介绍都是很有必要的。

I think at the beginning of each book a brief introduction to it is necessary.

youdao

本书介绍了羊毛纱线活性染料的冷床间歇式蒸染色方法。

The cold-bed batch type steam dyeing process for woolen yarn by reactive dyes is described in this book.

youdao

这本书非常清晰且扼要地介绍了科学界的一些主要争议。

The book is an excellent vignette of some of the major debates in science.

《柯林斯英汉双解大词典》

In the second half of class, I will introduce to you and start telling the first story of the term, and that's about Richard Wright's Black boy which is our first reading of the term.

下面我将把这堂课的，第一个故事介绍并讲述给你们,理查，怀特的《黑孩子》,这是我们这学期要读的第一本书。

耶鲁公开课 - 1945年后的美国小说课程节选

Yesterday, on M.L. King Day, I had the privilege of being on at least four radio programs about this new book I have out called A Slave No More, some of them quite terrific.

昨天是马丁·路德·金的纪念日,我有幸被超过四家电台的问答节目邀请去,介绍我最新出版的一本书《无奴之国》,有些问题很有深度

耶鲁公开课 - 美国内战与重建课程节选