diff --git a/docs/1.7/12.md b/docs/1.7/12.md
index 79b13c154a05351df856e5ed71be837aa39a5a06..e926d41a0d70ed967110c03f83e12915ee2c0a7b 100644
--- a/docs/1.7/12.md
+++ b/docs/1.7/12.md
@@ -85,4 +85,6 @@ print(f'Result: y = {linear_layer.bias.item()} + {linear_layer.weight[:, 0].item
 
 [下载 Python 源码：`polynomial_nn.py`](https://pytorch.org/tutorials/_downloads/b4767df4367deade63dc8a0d3712c1d4/polynomial_nn.py)
 
-[下载 Jupyter 笔记本：`polynomial_nn.ipynb`](https://pytorch.org/tutorials/_downloads/7bc167d8b8308ae65a717d7461d838fa/polynomial_nn.ipynb)
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+[下载 Jupyter 笔记本：`polynomial_nn.ipynb`](https://pytorch.org/tutorials/_downloads/7bc167d8b8308ae65a717d7461d838fa/polynomial_nn.ipynb)
+
+校对：DrDavidS
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