diff --git a/.translate/state/pandas.md.yml b/.translate/state/pandas.md.yml
index 0abe0a8..5e8368c 100644
--- a/.translate/state/pandas.md.yml
+++ b/.translate/state/pandas.md.yml
@@ -1,6 +1,6 @@
-source-sha: 9490497982787a5b0eb54ee1dcd73ac326d5ae04
-synced-at: "2026-03-20"
+source-sha: 02e57a5befc2a9a081019edc748aba15e4b2f02a
+synced-at: "2026-03-25"
 model: claude-sonnet-4-6
-mode: NEW
+mode: UPDATE
 section-count: 5
-tool-version: 0.11.1
+tool-version: 0.12.4
diff --git a/.translate/state/python_advanced_features.md.yml b/.translate/state/python_advanced_features.md.yml
index e35bd4a..0679033 100644
--- a/.translate/state/python_advanced_features.md.yml
+++ b/.translate/state/python_advanced_features.md.yml
@@ -1,4 +1,4 @@
-source-sha: f791129259d11c138d7662c88f994c9d5ebaa875
+source-sha: 02e57a5befc2a9a081019edc748aba15e4b2f02a
 synced-at: "2026-03-25"
 model: claude-sonnet-4-6
 mode: UPDATE
diff --git a/lectures/pandas.md b/lectures/pandas.md
index e6c99d5..d9583bd 100644
--- a/lectures/pandas.md
+++ b/lectures/pandas.md
@@ -10,6 +10,7 @@ kernelspec:
   language: python
   name: python3
 heading-map:
+  '{index}`Pandas <single: Pandas>`': '{index}`Pandas <single: Pandas>`'
   Overview: 概述
   Series: Series
   DataFrames: DataFrames
@@ -177,7 +178,7 @@ s
 我们将使用 `pandas` 函数 `read_csv` 从 URL 读取数据。
 
 ```{code-cell} ipython3
-df = pd.read_csv('https://raw.githubusercontent.com/QuantEcon/lecture-python-programming/master/source/_static/lecture_specific/pandas/data/test_pwt.csv')
+df = pd.read_csv('https://raw.githubusercontent.com/QuantEcon/lecture-python-programming/main/lectures/_static/lecture_specific/pandas/data/test_pwt.csv')
 type(df)
 ```
 
@@ -812,4 +813,4 @@ plt.tight_layout()
 ```{solution-end}
 ```
 
-[^mung]: 维基百科将数据整理（munging）定义为将数据从一种原始形式清理为结构化、净化形式的过程。
\ No newline at end of file
+[^mung]: 维基百科将数据整理（munging）定义为将数据从一种原始形式清理为结构化、净化形式的过程。
diff --git a/lectures/python_advanced_features.md b/lectures/python_advanced_features.md
index e451713..5ad642a 100644
--- a/lectures/python_advanced_features.md
+++ b/lectures/python_advanced_features.md
@@ -1194,7 +1194,7 @@ sum(draws)
 :label: paf_ex1
 ```
 
-完成以下代码，并使用[此 csv 文件](https://raw.githubusercontent.com/QuantEcon/lecture-python-programming/master/source/_static/lecture_specific/python_advanced_features/test_table.csv)进行测试，我们假设你已将该文件放在当前工作目录中：
+完成以下代码，并使用 [此 csv 文件](https://raw.githubusercontent.com/QuantEcon/lecture-python-programming/main/lectures/_static/lecture_specific/python_advanced_features/test_table.csv) 进行测试，我们假设你已将该文件放在当前工作目录中：
 
 ```{code-block} python3
 :class: no-execute