diff --git a/src/main.shy b/src/main.shy
index 2163016b..293f9a04 100644
--- a/src/main.shy
+++ b/src/main.shy
@@ -13,8 +13,9 @@ bash tmux golang git vim
 
 chapter "理论"
 label "理论" `
-重复性 复杂性 可用性
-模块化 集群化 自动化
+ctx cli web aaa
+lex yac gdb log
+tcp nfs ssh mdb
 ` stroke yellow fill black
 
 chapter "项目"
@@ -24,9 +25,9 @@ contexts toolkits learning
 ` stroke red fill black
 
 section "框架"
-field "冰山架" web.code.git.trend args `icebergs`
-field "冰山架" web.code.git.spide args `icebergs`
-
 field "火山架" web.code.git.trend args `volcanos`
 field "火山架" web.code.git.spide args `volcanos`
 
+field "冰山架" web.code.git.trend args `icebergs`
+field "冰山架" web.code.git.spide args `icebergs`
+