diff --git a/reference/yaf/appconfig.xml b/reference/yaf/appconfig.xml
index a986ec8101..9000cba01c 100644
--- a/reference/yaf/appconfig.xml
+++ b/reference/yaf/appconfig.xml
@@ -9,11 +9,12 @@
   <methodname>Yaf_Application::__construct</methodname>. 
  </para>
  <para>
-  Yaf configurations could be merged with user configurations. The difference
-  is, Yaf configurations are prefixed with "yaf." or "application.", if there
-  are both "yaf." and "application.",  "application." will be used.
+  Yaf will merge the application configurations and user configurations
+  automatically. The application configurations have prefix "yaf." or
+  "application.". If both "yaf." and "application." exist, "application."
+  will be accepcted preferentially.
   <example>
-   <title>An array of yaf configuration example</title>
+   <title>An PHP array example</title>
    <programlisting role="php">
 <![CDATA[
 <?php
@@ -34,7 +35,7 @@
    </programlisting>
   </example>
   <example>
-   <title>an ini file of yaf configuration example</title>
+   <title>An ini file example</title>
    <programlisting role="ini">
 <![CDATA[
 [yaf]
@@ -161,8 +162,8 @@ yaf.dispatcher.catchException = 0
       <para>
        <note>
         <para>
-         This config entry is the only one which doesn't has a default value, which means you should
-         always define it.
+            This config entry is the only one which doesn't has a default value.
+            You should always define it manually.
         </para>
        </note>
       </para>
@@ -187,7 +188,7 @@ yaf.dispatcher.catchException = 0
      </term>
      <listitem>
       <para>
-       The file ext of the view template script.
+       The file ext of the view template scripts.
       </para>
      </listitem>
     </varlistentry>
@@ -218,9 +219,9 @@ yaf.dispatcher.catchException = 0
        </para>
        <note>
         <para>
-         As of Yaf 2.1.6, this config entry can also be a array, when it is
-         array, then the library path will try to use the value of <link
-          linkend="configuration.yaf.library.directory">application.library.directory</link>
+            After Yaf 2.1.6, this config entry can be an array. The library path
+            will try to use the items setted in <link 
+            linkend="configuration.yaf.library.directory">application.library.directory</link>
         </para>
        </note>
      </listitem>
@@ -277,7 +278,7 @@ yaf.dispatcher.catchException = 0
        route process.
       </para>
       <para>
-       In generally, you have no need to set this value. 
+       In generally, there is no need to set this value. 
       </para>
      </listitem>
     </varlistentry>
@@ -288,8 +289,8 @@ yaf.dispatcher.catchException = 0
      </term>
      <listitem>
       <para>
-       If this is On, Yaf will throw exception while some error occurring. see
-       also <methodname>Yaf_Dispatcher::throwException</methodname>.
+        If it set to On, Yaf will throw an exception while some error occurring.
+        See also <methodname>Yaf_Dispatcher::throwException</methodname>.
       </para>
      </listitem>
     </varlistentry>
@@ -300,8 +301,8 @@ yaf.dispatcher.catchException = 0
      </term>
      <listitem>
       <para>
-       If this is On, Yaf will forward to Error controller, Error Action while
-       there is a uncaught exception. see also
+       If it set to On, Yaf will forward to Error controller/Action while
+       there is an unhandled exception. See also
        <methodname>Yaf_Dispatcher::catchException</methodname>.
       </para>
      </listitem>
@@ -314,7 +315,7 @@ yaf.dispatcher.catchException = 0
      <listitem>
       <para>
        The default Route, if it is not specificed, Static route will be used
-       as default route, see:
+       as default. See:
        <methodname>Yaf_Router::addRoute</methodname>.
       </para>
      </listitem>
diff --git a/reference/yaf/tutorials.xml b/reference/yaf/tutorials.xml
index 5cd826de31..cb5e385433 100644
--- a/reference/yaf/tutorials.xml
+++ b/reference/yaf/tutorials.xml
@@ -32,7 +32,7 @@
  <section role="examples">
  <example>
   <title>Entry</title>
-  <para>index.php in the top directory is the only entry point to the application; you should rewrite all requests to index.php (you can use .htaccess in Apache+php_mod) </para>
+  <para>index.php in the top directory is the only way in of the application, you should rewrite all request to it(you can use .htaccess in Apache+php_mod) </para>
    <programlisting role="php">
 <![CDATA[
 <?php
@@ -137,7 +137,7 @@ class IndexController extends Yaf_Controller_Abstract {
 
  <section role="examples">
   <example>
-   <title>Run the Application</title>
+   <title>Run the Applicatioin</title>
     &example.outputs.similar;
    <screen>
 <![CDATA[