README.md文档修改

README.md

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+# Flow Visualization Framework
+
+This project supports both **English** and **中文** documentation.
+
+## 🌐 Language
+
+- [🇬🇧 English Documentation](./flow_visualizer_en.md)
+- [🇨🇳 中文文档](./flow_visualizer_cn.md)
+
+---
+
+## 🔧 Project Summary
+
+> Refer to the specific language documentation for detailed instructions.
+
+---
+
+## 📁 Structure Suggestion (for your repository)
+
+```
+📦 YourProject
+├── README.md              <-- Language selector (this file)
+├── flow_visualizer_cn.md           <-- English full doc
+├── flow_visualizer_cn.md           <-- 中文自述文档
+└── ...
+```
+
+---
+
+## 🔗 External Links
+
+- Bilibili: https://space.bilibili.com/33526379