add access control

README.md

@@ -148,13 +148,13 @@ For more details, please refer to our paper [SeniorTalk](https://www.arxiv.org/a
 This dataset is available to researchers upon request for academic and non-commercial use. To request access, please follow these steps:
 
 
-    **Submit Application via Email:** Send an email to **`2120230617@mail.nankai.edu.cn`** with the following information:
-    * **Subject:** Dataset Access Request: [Your Name/Institution]
-    * **Body:**
-        * Your Hugging Face Username.
-        * Your full name, title, and academic/institutional affiliation.
-        * A link to your professional profile (e.g., university page, Google Scholar, LinkedIn).
-        * A brief description of your research project and how you intend to use the dataset.
+**Submit Application via Email:** Send an email to **`2120230617@mail.nankai.edu.cn`** with the following information:
+* **Subject:** Dataset Access Request: [Your Name/Institution]
+* **Body:**
+    * Your Hugging Face Username.
+    * Your full name, title, and academic/institutional affiliation.
+    * A link to your professional profile (e.g., university page, Google Scholar, LinkedIn).
+    * A brief description of your research project and how you intend to use the dataset.
 
 We will review your application and grant access on Hugging Face upon approval. Please allow 3-5 business days for processing.