reason and motivation

• 原因与动机

reason and motivation的用法和样例：

例句

1. Why doesn't it arouse great fervor and motivation for following through to that moment of Joining?
   为什麽到达结合那一刻之前的过程丝毫引不起任何的激情与动机？
2. The primary theme of this book is purposeful design based on an understanding of user goals and motivations.
   本书的主题是基于用户目标与动机的理解，采取目标明确的设计。