已经很清楚了,从人类进入货币兑换以后,这更是毫无疑问的.:)
所有跟贴·加跟贴·新语丝读书论坛http://www.xys.org/cgi-bin/mainpage.pl
送交者: shine 于 2005-2-11, 17:27:00:
回答: That's becasue the question is not clear. 由 skipper3 于 2005-2-11, 17:02:45:
所有跟贴:
加跟贴
所有跟贴·加跟贴·新语丝读书论坛http://www.xys.org/cgi-bin/mainpage.pl