diff --git a/.gitignore b/.gitignore
index a856743..d3b29b7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -28,4 +28,4 @@
 
 # 系统
 .DS_Store
-Thumbs.db
\ No newline at end of file
+Thumbs.db会议预算表/.preview/
diff --git a/会议预算表/.preview/full.png b/会议预算表/.preview/full.png
deleted file mode 100644
index b0e3f1c..0000000
Binary files a/会议预算表/.preview/full.png and /dev/null differ
diff --git a/会议预算表/.preview/zone.png b/会议预算表/.preview/zone.png
deleted file mode 100644
index 02c2a25..0000000
Binary files a/会议预算表/.preview/zone.png and /dev/null differ