diff --git a/tutorials/source_zh_cn/advanced/network/derivation.ipynb b/tutorials/source_zh_cn/advanced/network/derivation.ipynb
index 4075769de8734a411ce7777c44b3f8b9fd2faa83..025e11b6de8a96e6e6ce12346c3efa92ec5ccf15 100644
--- a/tutorials/source_zh_cn/advanced/network/derivation.ipynb
+++ b/tutorials/source_zh_cn/advanced/network/derivation.ipynb
@@ -40,7 +40,7 @@
     "import mindspore.ops as ops\n",
     "import mindspore as ms\n",
     "\n",
-    "# 定义输出x和y\n",
+    "# 定义输入x和y\n",
     "x = ms.Tensor([[0.8, 0.6, 0.2], [1.8, 1.3, 1.1]], dtype=ms.float32)\n",
     "y = ms.Tensor([[0.11, 3.3, 1.1], [1.1, 0.2, 1.4], [1.1, 2.2, 0.3]], dtype=ms.float32)\n",
     "\n",
diff --git a/tutorials/source_zh_cn/advanced/network/optim.ipynb b/tutorials/source_zh_cn/advanced/network/optim.ipynb
index a77363a1b17cf1620937a09c0cc19c3ce920c76a..4b9e61a3d31abf9ebd45c0946adc0329a29e980a 100644
--- a/tutorials/source_zh_cn/advanced/network/optim.ipynb
+++ b/tutorials/source_zh_cn/advanced/network/optim.ipynb
@@ -76,7 +76,7 @@
    "source": [
     "用户可以手动修改网络权重中 `Parameter` 的 `requires_grad` 属性的默认值，来决定哪些参数需要更新。\n",
     "\n",
-    "如下例所示，使用 `net.get_parameters()` 方法获取网络中所有参数，并手动修改巻积参数的 `requires_grad` 属性为Fasle，训练过程中将只对非卷积参数进行更新。"
+    "如下例所示，使用 `net.get_parameters()` 方法获取网络中所有参数，并手动修改巻积参数的 `requires_grad` 属性为False，训练过程中将只对非卷积参数进行更新。"
    ]
   },
   {