doc: update doc

README-EN.md

@@ -31,7 +31,9 @@ English
 Polyglot is a cross-platform desktop application (currently supporting the [web version](https://polyglotai.xyz)). It is based on ChatGPT and Azure Artificial Intelligence language models as underlying services, aiming to provide an easy-to-use language practice platform for convenient multilingual oral exercises.
 
 <p align="center">
-  <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/main1.png">
+ <video src="https://doc.polyglotai.xyz/polyglot.mp4" controls>
+    Your browser does not support the video tag.
+  </video>
 </p>
 
 
@@ -48,6 +50,11 @@ Visit the **[GitHub Releases](https://github.com/liou666/polyglot/releases)** to
 <summary>Expand</summary>
 
 
+<p align="center">
+  <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/main1.png">
+</p>
+
+
 <p align="center">
   <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/new.png">
 </p>

README.md

@@ -30,12 +30,12 @@ English
 </a>
 </p>
 
-Polyglot是一款跨平台的桌面端应用程序（目前已支持[web版本](https://polyglotai.xyz)）。基于ChatGPT和Azure人工智能语言模型作为底层服务，旨在提供一个易于使用的语言练习平台，方便进行多语种的口语练习。 ( [📺 B站视频链接](https://www.bilibili.com/video/BV1Ym4y1a7et) )
+Polyglot是一款跨平台的桌面端应用程序（目前已支持[web版本](https://polyglotai.xyz)）。基于ChatGPT和Azure人工智能语言模型作为底层服务，旨在提供一个易于使用的语言练习平台，方便进行多语种的口语练习。
 
 
-<p align="center">
-  <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/main1.png">
-</p>
+ <video src="https://doc.polyglotai.xyz/polyglot.mp4" controls>
+    Your browser does not support the video tag.
+</video>
 
 
 ## 下载
@@ -50,6 +50,11 @@ Polyglot是一款跨平台的桌面端应用程序（目前已支持[web版本](
 <summary>展开</summary>
 
 
+<p align="center">
+  <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/main1.png">
+</p>
+
+
 <p align="center">
   <img width="" alt="Screenshot: Polyglot App running" src="./screenshot/new.png">
 </p>