In its defence, Google points out that it displays only small segments of books that are in copyright– arguing that such displays are "fair use".
出自-2011年12月阅读原文
But now these segments are looking at slower growth curves – or shrinking markets in some cases – as consumers are not as eager to spend money on new gadgets.
2016年12月六级真题（第二套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
部分;片段
A segment of something is one part of it, considered separately from the rest.