diff --git a/README_cn.md b/README_cn.md
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@@ -143,7 +143,7 @@ from https://github.com/18F/open-source-guide/blob/18f-pages/pages/making-readme
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 ### ⭐ 应用案例
-- **[PaddleBoBo](https://github.com/JiehangXie/PaddleBoBo): 使用PaddleSpeech的语音合成模块生成虚拟人的声音。**
+- **[PaddleBoBo](https://github.com/JiehangXie/PaddleBoBo): 使用 PaddleSpeech 的语音合成模块生成虚拟人的声音。**
   
 <div align="center"><a href="https://www.bilibili.com/video/BV1cL411V71o?share_source=copy_web"><img src="https://ai-studio-static-online.cdn.bcebos.com/06fd746ab32042f398fb6f33f873e6869e846fe63c214596ae37860fe8103720" / width="500px"></a></div>