diff --git a/urls/main.py b/urls/main.py
index 9eae348..815b955 100644
--- a/urls/main.py
+++ b/urls/main.py
@@ -9,19 +9,22 @@ def natural_sort_key(s):
     """为了自然排序的辅助函数，将字符串中的数字部分转换成整数"""
     return [int(text) if text.isdigit() else text.lower() for text in re.split('([0-9]+)', s)]
 
-def generate_urls(file_paths, base_url, min_size):
-    """根据文件路径、基础URL和最小文件大小生成URL链接"""
+def generate_urls(file_paths, base_url, sub_directory, min_size):
+    """根据文件路径、基础URL、子目录和最小文件大小生成URL链接"""
     urls = {}
     if not base_url.endswith('/'):
         base_url += '/'
+    if sub_directory and not sub_directory.endswith('/'):
+        sub_directory += '/'
     current_timestamp = int(time.time())  # 移到循环外
     for path in sorted(file_paths, key=natural_sort_key):
         file_size_bytes = os.path.getsize(path)
         if file_size_bytes < min_size:
             continue
         relative_path = os.path.relpath(path, start='.')
+        relative_path = relative_path.replace(os.sep, '/')  # 将路径分隔符替换为正斜杠
         encoded_path = urllib.parse.quote(relative_path)
-        url = f"{base_url}{encoded_path}"
+        url = f"{base_url}{sub_directory}{encoded_path}"
         dir_name = os.path.dirname(relative_path)
         if dir_name not in urls:
             urls[dir_name] = []
@@ -67,7 +70,7 @@ def main():
     current_script = os.path.basename(__file__)
     exclude_files = {current_script}  # 排除当前脚本文件
     file_paths = list_files_recursive('.', exclude_files)
-    urls = generate_urls(file_paths, args.base_url, args.min_size)
+    urls = generate_urls(file_paths, args.base_url, args.dir, args.min_size)
     save_urls(urls, args.output, args.rf)
     print(f"URL链接已保存到{args.output}")