How would it strike you if you knew nothing about it, if you had never heard of it before, if you open up the covers of this book for the first time?

如果你对新约一无所知，如果你对新约为所未闻，如果这是你，第一次翻开新约，会有什么感觉？

耶鲁公开课 - 新约课程节选

It just means pages sewn together and placed within the covers of a book.

意思是连起来的张页,外面是抄本封面。

耶鲁公开课 - 新约课程节选