diff --git a/EssOS/项目分析.md b/EssOS/项目分析.md
index e6d66c4..76c9dd2 100644
--- a/EssOS/项目分析.md
+++ b/EssOS/项目分析.md
@@ -36,7 +36,8 @@ sequenceDiagram
 str=>start: Start
 end=>end
 op=>operation: 领导
-cond=
+cond=>condition: 是否提交
+
 ```