network analogy
2.Mini apple : World famous Hi-Tech fruit computer Company of zhe whole world that "apple" engineer first elect have desk-top library computer "mini apple "of cost performance most, although we watch the collected books in the library, need to plug in the network and looking over the materials at some time, some special places such as the library of materials can not be found after all, analogy 2005 solar terms weather forecast and so on for one year, also receive and dispatch the E-mail.
