diff --git a/TSLfm.py b/TSLfm.py
index 6dc9f2f..bb7055e 100644
--- a/TSLfm.py
+++ b/TSLfm.py
@@ -65,7 +65,7 @@ class TSLfm:
         sectional_cjbs: 股指期货/期权:市场现有持仓量
         sectional_wb: 当日累计委买/当日累计委卖
 
-        ['sectional_open'] as 'm_nAccOpen', //时点当日开盘, 没必要存，取上日2059的即刻
+        ['sectional_open'] as 'm_nAccOpen', //时点当日开盘, 没必要存, 取上日2059的即可
 
         """