diff --git a/file_object.py b/file_object.py
index d2480ea..4004dd3 100644
--- a/file_object.py
+++ b/file_object.py
@@ -51,7 +51,7 @@ class SFileObject:
         )
         with open(target_file_path, "wt") as file:
             for content in self._content:
-                _content=[str(x) for x in content]
+                _content = [str(x) for x in content]
                 file.write("{content}\n".format(content=" ".join(_content)))
 
     def has(self, tower_number):  # 塔位号是否存在S文件中。
@@ -94,6 +94,14 @@ class SFileAsSingle:
             s_file_obj.write(s_output_file_path)
             print("update S file {Ss}".format(Ss=s_output_file_path))
 
+    def content(self):
+        s_file = self._s_files
+        for s in s_file:
+            d_file_obj = SFileObject(s)
+            s_content = d_file_obj.content()
+            for c in s_content:
+                yield c
+
 
 class TaFileObject:
     def __init__(self, file_path, SFile):
@@ -150,6 +158,7 @@ class TaFileObject:
 
     # 将S文件中的塔高同步到TA文件中。
     def sync_tower_height_from_S(self):
+
         pass
 
     def start(self):