diff --git a/content/intermediate/2.md b/content/intermediate/2.md
index cc65cff6e0ba7834b4b874dd9270320b69088aba..0d12fa23cd2479e4411f131db66f7689c3859339 100644
--- a/content/intermediate/2.md
+++ b/content/intermediate/2.md
@@ -22,7 +22,7 @@ description: "Python中阶路线图,Web应用开发"
   - Django路由定义
   - Django请求数据解析
   - Django数据库操作
-  - Flask提交表单
+  - Django提交表单
   - Django Rest Framework
   - 部署日志与安全
   - Django开发案例
diff --git a/content/intermediate/_index.md b/content/intermediate/_index.md
index c41bfa82e0698b16ae99dc3a4ca99b794da697a2..c5dad98de2cb7f2a520012fc0e93d36555cb87d6 100644
--- a/content/intermediate/_index.md
+++ b/content/intermediate/_index.md
@@ -63,7 +63,7 @@ keywords: ["Python","中阶"]
   - Django路由定义
   - Django请求数据解析
   - Django数据库操作
-  - Flask提交表单
+  - Django提交表单
   - Django Rest Framework
   - 部署日志与安全
   - Django开发案例
diff --git a/content/junior/2.md b/content/junior/2.md
index ef233c1934ac733fed99da6d87d247132a78d602..692eb7eb88553ae96df1fce63b35236caf9dadbe 100644
--- a/content/junior/2.md
+++ b/content/junior/2.md
@@ -60,16 +60,16 @@ keywords: ["缩进规则,基础知识,函数,类,顺序语句结构,分支语句
   - 整型int
   - 字符串str
 - 常用内置函数
-  - help
-  - input
-  - print
-  - type
-  - format
-  - enumerate
-  - len
-  - sorted
-  - isinstance
-  - range
-  - open
-  - dir
-  - zip
\ No newline at end of file
+  - `help`
+  - `input`
+  - `print`
+  - `range`
+  - `format`
+  - `len`
+  - `sorted`
+  - `open`
+  - `dir`
+  - `enumerate/zip`
+  - `type/isinstance`
+  - `min/max/sum`
+  - `abs/round/pow/divmod`
\ No newline at end of file
diff --git a/content/junior/_index.md b/content/junior/_index.md
index 245b048167c5f8c011b61058e3c3f1513e39f3c3..ad86ec591d4fb6ab39d03a1d296c6efadfc2b5c0 100644
--- a/content/junior/_index.md
+++ b/content/junior/_index.md
@@ -87,19 +87,19 @@ keywords: ["Python","初阶"]
   - 整型int
   - 字符串str
 - 常用内置函数
-  - help
-  - input
-  - print
-  - type
-  - format
-  - enumerate
-  - len
-  - sorted
-  - isinstance
-  - range
-  - open
-  - dir
-  - zip
+  - `help`
+  - `input`
+  - `print`
+  - `range`
+  - `format`
+  - `len`
+  - `sorted`
+  - `open`
+  - `dir`
+  - `enumerate/zip`
+  - `type/isinstance`
+  - `min/max/sum`
+  - `abs/round/pow/divmod`
 
 
 ### 进阶语法
diff --git a/content/senior/7.md b/content/senior/7.md
index 2ad9aaecb03fbc395feb41428f9e3fc0a56df449..06df0002ad3af83b858869a54cf51651e750d9a1 100644
--- a/content/senior/7.md
+++ b/content/senior/7.md
@@ -12,12 +12,12 @@ keywords: [""]
 
 - 数字图像处理基础
   - 数字图像处理
-  - 像素及图像处理分类
-  - 图像信号数字换处理
+  - 图像三要素
+  - 像素及图像类型
+  - 图像信号数字转换
 - OpenCV基础
   - 安装配置
   - OpenCV基础语法
-  - OpenCV显示图像
   - 几何图形绘制
 - 图像处理入门
   - 读取显示图像
@@ -116,10 +116,10 @@ keywords: [""]
   - ResNet
 - 人脸识别
 - 目标检测
-    - 目标检测概述
-    - RCNN
-    - Fast-RCNN
-    - SPPNet
-    - Mask-RCNN
-    - SSD
-    - YOLO系列算法
+  - 目标检测概述
+  - RCNN
+  - Fast-RCNN
+  - SPPNet
+  - Mask-RCNN
+  - SSD
+  - YOLO系列算法
diff --git a/content/senior/_index.md b/content/senior/_index.md
index ae52b62759cb95e0e3959d63bcb61185053c1510..5da1b2ec7eddf013bb3b20d95825e5b7c9878400 100644
--- a/content/senior/_index.md
+++ b/content/senior/_index.md
@@ -5,7 +5,7 @@ lastmod: 2020-01-05
 weight: 3
 type: docs
 icon: #
-description: "高阶高线图"
+description: "高阶路线图"
 # search related keywords
 keywords: ["Python","高阶"]
 ---
@@ -286,12 +286,12 @@ keywords: ["Python","高阶"]
 
 - 数字图像处理基础
   - 数字图像处理
-  - 像素及图像处理分类
-  - 图像信号数字换处理
+  - 图像三要素
+  - 像素及图像类型
+  - 图像信号数字转换
 - OpenCV基础
   - 安装配置
   - OpenCV基础语法
-  - OpenCV显示图像
   - 几何图形绘制
 - 图像处理入门
   - 读取显示图像
@@ -390,13 +390,13 @@ keywords: ["Python","高阶"]
   - ResNet
 - 人脸识别
 - 目标检测
-    - 目标检测概述
-    - RCNN
-    - Fast-RCNN
-    - SPPNet
-    - Mask-RCNN
-    - SSD
-    - YOLO系列算法
+  - 目标检测概述
+  - RCNN
+  - Fast-RCNN
+  - SPPNet
+  - Mask-RCNN
+  - SSD
+  - YOLO系列算法
 
 ### 自然语言处理