大一http://www.baidu.com/s?wd=%BD%AD%CB%D5%B9%AB%CE%F1%D4%B1%B9%A4%D7%CA%B4%FD%D3%F6&lm=0&si=&rn=10&tn=ttjj&ie=gb2312&ct=0&cl=3&f=1&rsp=8
sm s