http://zhidao.baidu.com/q?word=BT%CF%C2%D4%D8%CA%B1%A3%AC%D3%D0%C3%BB%D3%D0%D4%F6%BC%D3%CF%C2%D4%D8%CB%D9%B6%C8&ct=17&pn=0&tn=ikaslist&rn=10 自己找着看吧