将下面代码粘贴到主题functions.php文件中：

function replace_text_wps($text){
$replace = array(
'HotNews' => '<a href="http://zmingcx.com/" rel="bookmark" title="HotNews Pro主题">HotNews</a>',
'知更鸟' => '<a href="http://zmingcx.com/" rel="bookmark" title="知更鸟博客">知更鸟</a>',
'关键词' => '<a href="http://zmingcx.com/" rel="bookmark" title="说明">关键词</a>'
);
$text = str_replace(array_keys($replace), $replace, $text);
return $text;
}

add_filter('the_content', 'replace_text_wps');