diff --git a/app/main.py b/app/main.py
index e311bb0..f293398 100644
--- a/app/main.py
+++ b/app/main.py
@@ -85,6 +85,10 @@ def mainpage():
         content = escape(request.form['content'])
         f = WordFreq(content)
         lst = f.get_freq()
+        for i in lst:
+          if '&' in i[0]:
+              i[0].replace('&','\'')
+        #此处由于找不到输出的所以对其输入的格式进行重新规范
         # save history
         d = load_freq_history(path_prefix + 'static/frequency/frequency.p')
         lst_history = pickle_idea.dict2lst(d)