way的复数

　　例句：

　　He's too young to understand the ways of the world.

　　他还太年轻，不懂得处世之道。

　　They're researching into ways of improving people's diet.

　　他们在研究如何改进人们饮食。

　　There are three essentially different ways of tackling the problem.

　　解决这个问题有三种根本不同的方法。