America was a land that was beginning all over again, dedicated to nothing much more complicated than the rather hazy belief that all men had equal rights and should have an equal chance in the world.请问 "dedicated to"在字典中是“奉献”的意思,但文中怎么理解?
...from exultation to depression, from happiness to melancholy.请问逗号中的句子是什么类型? 2/Their thoughts are someone else's opinions,their lives a mimicry, their passions a quotation请问后面两个句子中间是不是省略了一个are?