求翻译：教育家说∶书是智慧的钥匙。政治家说∶书是时代的生命。经济家说∶书是致富的信息。文学家说∶书是人类的补品。史学家说∶书是进步的阶梯。是什么意思？

Educator: the book is the key to wisdom. The politicians say: the book is the life of the times. Economists say: The book is a rich information. Writer said: the book is the human supplements. Historian: the book's progress.

Educators said the key is wisdom. Politicians said the book is life. Economists said the book is a rich information. Brooks said the book is the tonic. Historians say that Latin book is a progressive step.

The educationalist said that,The book is the wisdom key.The statesman said that,The book is the time life.The economy said that,The book is an information which becomes rich.The writer said that,The book is humanity's tonic.The historian said that,The book is the progressive steps and ladders.

Educators say: the book is the key to wisdom. Politician said: the book is the life of the times. Economists say: the book is a wealth of information. Writer said: the book is a tonic for mankind. Historians say is the ladder of progress.

正在翻译，请等待...