diff --git a/files/images/.DS_Store b/files/images/.DS_Store
index cce89f6..5008ddf 100644
Binary files a/files/images/.DS_Store and b/files/images/.DS_Store differ
diff --git a/具身入门指南.pdf b/具身入门指南.pdf
deleted file mode 100644
index 27b538e..0000000
Binary files a/具身入门指南.pdf and /dev/null differ