diff --git a/tutorials/source_zh_cn/advanced/model/callback.ipynb b/tutorials/source_zh_cn/advanced/model/callback.ipynb
index 639c4b10332a2c25778db4aa615c7622faa6dcef..cf79dd29900665e74dbeb1e2c4a28d1c7fe525ab 100644
--- a/tutorials/source_zh_cn/advanced/model/callback.ipynb
+++ b/tutorials/source_zh_cn/advanced/model/callback.ipynb
@@ -192,8 +192,8 @@
    "source": [
     "from mindspore.train import LossMonitor\n",
     "\n",
-    "loss_monitor = LossMonitor(300)\n",
-    "# 开始训练，加载保存模型和参数回调函数，LossMonitor的入参0.01为学习率，300为步长\n",
+    "loss_monitor = LossMonitor(300)\n",LossMonitor的入参0.01为学习率，300为步长
+    "# 开始训练，加载保存模型和参数回调函数，\n",
     "trainer.train(1, train_dataset, callbacks=[loss_monitor])"
    ]
   },