打个简单的比方,“狗有四条腿”成立,反过来“有四条腿的就是狗”显然就是错误的了。
实际
%D7%D4%84%D3%93%E4%BF%CB%CF%B4%C5%C6%B0%6C%C5%C6%99%43%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%D7%D4%84%D3%93%E4%BF%CB%CF%B4%C5%C6%B0%6C%C5%C6%99%43%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%D7%D4%84%D3%93%E4%BF%CB%CF%B4%C5%C6%B0%6C%C5%C6%99%43%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%D7%D4%84%D3%93%E4%BF%CB%CF%B4%C5%C6%B0%6C%C5%C6%99%43%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF




