[update] readme

README.md

@@ -39,7 +39,7 @@
 * 这不仅是一个大语言模型全阶段开源复现项目，也是一套面向 LLM 入门与实践的教程。
 * 希望此项目能为更多人提供一个可复现、可理解、可扩展的起点，一起感受创造的乐趣，并推动更广泛 AI 社区的进步。
 
-> 注：本项目基于 Apache 2.0 协议开源，完全免费；“2小时” 基于 NVIDIA 3090 硬件设备（单卡）预估，“3块钱” 指 GPU 服务器租用成本，具体规格详情见下文。
+> 注：本项目基于 Apache 2.0 协议开源，完全免费。“2 小时” 指 SFT 阶段在单张 NVIDIA 3090 上跑完 `1 epoch` 的实测耗时，“3 块钱” 指对应时段的 GPU 租用成本。
 
 ---
 
@@ -167,9 +167,10 @@ minimind2系列旧模型均经过权重映射+（微调训练）QKVO线性层校
 
 </details>
 
-<details> 
-<summary> <b>2025-02-09</b> </summary>
+<details>
+<summary> <b>More...</b> </summary>
 
+**2025-02-09**
 - 迎来发布以来重大更新，Release minimind2 Series。
 - 代码几乎全部重构，使用更简洁明了的统一结构。
   如有旧代码的兼容性需要，可访问[🔗旧仓库内容🔗](https://github.com/jingyaogong/minimind/tree/6e9cd28ef9b34a0a10afbdf6f59e65cb6e628efb)。
@@ -183,11 +184,6 @@ minimind2系列旧模型均经过权重映射+（微调训练）QKVO线性层校
 - minimind2具备一定的英文能力！
 - 更新minimind2与第三方模型的基于更多大模型榜单测试性能的结果。
 
-</details>
-
-<details>
-<summary> <b>More...</b> </summary>
-
 **2024-10-05**
 - 为MiniMind拓展了多模态能力之---视觉
 - 移步孪生项目[minimind-v](https://github.com/jingyaogong/minimind-v)查看详情！

README_en.md

@@ -39,7 +39,7 @@
 * This is not only a full-stage open-source reproduction project for large language models, but also a tutorial oriented towards LLM introduction and practice.
 * We hope this project can provide a reproducible, understandable, and extensible starting point for more people, to share the joy of creation together and promote the progress of the broader AI community.
 
-> Note: This project is open-sourced under the Apache 2.0 license and is completely free; "2 hours" is estimated based on NVIDIA 3090 hardware (single GPU), and "3 CNY" refers to GPU server rental cost. See below for detailed specifications.
+> Note: This project is open-sourced under the Apache 2.0 license and is completely free. "2 hours" refers to the measured time to run `1 epoch` of the SFT stage on a single NVIDIA 3090, and "3 CNY" refers to the corresponding GPU rental cost for that duration.
 
 ---
 
@@ -166,9 +166,10 @@ After this update, maintenance for the entire `minimind-v1` series will be disco
 
 </details>
 
-<details> 
-<summary> <b>2025-02-09</b> </summary>
+<details>
+<summary> <b>More...</b> </summary>
 
+**2025-02-09**
 - Major update since release, Release minimind2 Series.
 - Code almost entirely refactored, using a more concise and clear unified structure.
   For compatibility needs with old code, visit [🔗Old Repository Content🔗](https://github.com/jingyaogong/minimind/tree/6e9cd28ef9b34a0a10afbdf6f59e65cb6e628efb).
@@ -182,11 +183,6 @@ After this update, maintenance for the entire `minimind-v1` series will be disco
 - minimind2 has certain English language capability!
 - Updated benchmark test performance results of minimind2 vs third-party models on more LLM leaderboards.
 
-</details>
-
-<details>
-<summary> <b>More...</b> </summary>
-
 **2024-10-05**
 - Extended multimodal capability for MiniMind --- Vision
 - Visit the sibling project [minimind-v](https://github.com/jingyaogong/minimind-v) for details!