diff --git a/dita/RTC-NG/API/api_getmediaplayercachemanager.dita b/dita/RTC-NG/API/api_getmediaplayercachemanager.dita
index b2b175467d4..ed3510dc82c 100644
--- a/dita/RTC-NG/API/api_getmediaplayercachemanager.dita
+++ b/dita/RTC-NG/API/api_getmediaplayercachemanager.dita
@@ -28,10 +28,6 @@
             <codeblock props="flutter" outputclass="language-dart">MediaPlayerCacheManager getMediaPlayerCacheManager()</codeblock>
             <codeblock props="reserve" outputclass="language-cpp"></codeblock></p>
         </section>
-        <section id="detailed_desc">
-            <title>详情</title>
-            <note type="attention">
-            </note> </section>
             <section id="detailed_desc" deliveryTarget="details" otherprops="no-title">
                 <p>在调用 <xref keyref="IMediaPlayerCacheManager"/> 类下的其他 API 前，你需要先调用该方法获取一个媒体播放器缓存管理器的实例。</p>
             </section>
diff --git a/dita/RTC-NG/API/api_irtcengine_createmediaplayer.dita b/dita/RTC-NG/API/api_irtcengine_createmediaplayer.dita
index c817d5b328b..908285c1adc 100644
--- a/dita/RTC-NG/API/api_irtcengine_createmediaplayer.dita
+++ b/dita/RTC-NG/API/api_irtcengine_createmediaplayer.dita
@@ -37,7 +37,7 @@
             <p>无。</p>
         </section>
         <section id="parameters" deliveryTarget="details">
-            <title props="apple">参数</title>
+            <title><ph props="apple">参数</ph></title>
             <parml props="apple">
             <plentry>
                 <pt>delegate</pt>
diff --git a/dita/RTC-NG/API/api_irtcengine_startaudiomixing.dita b/dita/RTC-NG/API/api_irtcengine_startaudiomixing.dita
index cc7d2c4e8d4..965937011e4 100644
--- a/dita/RTC-NG/API/api_irtcengine_startaudiomixing.dita
+++ b/dita/RTC-NG/API/api_irtcengine_startaudiomixing.dita
@@ -61,10 +61,10 @@
                 <pt />
                 <pd />
             </plentry>
-            <plentry props="native unreal bp">
+            <plentry props="native unreal bp" conkeyref="playEffect3/filepath">
                 <pt>filePath</pt>
                 <pd>
-                    <p conkeyref="playEffect3/filepath" />
+                <p/>
                 </pd>
             </plentry>
             <plentry id="loopback">