1. The first is a dubious generalisation made by the greatest of novelists, Leo Tolstoy. 第二句可信度稍高一些，出自一名与伟大无缘的作家。
2. The laws governing our social life are not so clearly understood as to permit of a clear generalisation. 我们现在还没十分懂得支配我们社会生活的那些规律，所以还不能构成很明白的一般概念。
3. A reasonable generalisation from this rather small sample would be that "prosperous and constitutional democracies tend to live in peace with each other." 从这小样本得出的合理概括是：“繁荣的宪法民主国家一般可以和平地生活在一起。”
英英解释
n.
1. an idea or conclusion having general application
2. the process of formulating general concepts by abstracting common properties of instances
3. reasoning from detailed facts to general principles
4. (psychology) transfer of a response learned to one stimulus to a similar stimulus
