diff --git a/README.md b/README.md
index f8bf6b0..49f1f2e 100644
--- a/README.md
+++ b/README.md
@@ -15,18 +15,18 @@ permalink: /
 1. [Python News](#python-news)
 1. [Python for LLM](#python-for-llm)
 1. [Python Books](#python-books)
-1. [Course](#course)
+1. [Courses](#course)
 1. [Data Science](#data-science)
 1. [Recommended Learning](#recommended-learning)
-1. [Algorithm](#algorithm)
-1. [Guide](#guide)
-1. [Structure](#structure)
-1. [List](#list)
-1. [Class](#class)
+1. [Algorithms](#algorithm)
+1. [Python Guides](#guide)
+1. [Project Structure](#structure)
+1. [List Comprehensions](#list)
+1. [Python Classes](#class)
 1. [Web Scraping](#web-scraping)
 1. [Automation](#automation)
-1. [Bot](#bot)
-1. [Spreadsheet](#spreadsheet)
+1. [Bots](#bot)
+1. [Spreadsheets](#spreadsheet)
 1. [Finance](#finance)
 1. [Blockchain](#blockchain)
 1. [Video Synthesizer](#video-synthesizer)
@@ -37,7 +37,7 @@ permalink: /
 1. [NashPy](#nashpy)
 1. [Markov Process](#markov-process)
 1. [Data Analysis](#data-analysis)
-1. [Get Started](#get-started)
+1. [Getting Started](#get-started)
 
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diff --git a/README_cn.md b/README_cn.md
index 93ca567..777d9e1 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -36,6 +36,7 @@ https://flypython.com
 1. [NumPy](#numpy)
 1. [NashPy](#nashpy)
 1. [马尔可夫过程](#马尔可夫过程)
+1. [数据分析](#数据分析)
 1. [入门指南](#入门指南)
 
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