diff --git a/2025-11.22.1/11.21.1.D2-full.ipynb b/2025-11.22.1/11.21.1.D2-full.ipynb
index 4252098..84a867c 100644
--- a/2025-11.22.1/11.21.1.D2-full.ipynb
+++ b/2025-11.22.1/11.21.1.D2-full.ipynb
@@ -27,7 +27,7 @@
    },
    "outputs": [],
    "source": [
-    "#添加库和做某些显示设置111\n",
+    "#添加库和做某些显示设置\n",
     "import numpy as np\n",
     "import pandas as pd\n",
     "import matplotlib.pyplot as plt\n",