diff --git a/docs/1.7/03.md b/docs/1.7/03.md
index 52ae4ff138d479ba2d26bfdf6bd20da94f9f6b50..bd7c4493606455a681839739df821258f6ce754a 100644
--- a/docs/1.7/03.md
+++ b/docs/1.7/03.md
@@ -40,8 +40,7 @@ x_np = torch.from_numpy(np_array)
 x_ones = torch.ones_like(x_data)   # 保留 x_data 的属性
 print(f"Ones Tensor: \n {x_ones} \n")
 
-x_rand = torch.rand_like(x_data, dtype=torch.float)   # 重写 x_data 的数据类型
-                                                        int -> float
+x_rand = torch.rand_like(x_data, dtype=torch.float)   # 重写 x_data 的数据类型：int -> float
 print(f"Random Tensor: \n {x_rand} \n")
 ```
 
@@ -289,4 +288,4 @@ n: [2. 2. 2. 2. 2.]
 
 [下载 Jupyter 笔记本：`tensor_tutorial.ipynb`](https://pytorch.org/tutorials/_downloads/3c2b25b8a9f72db7780a6bf9b5fc9f62/tensor_tutorial.ipynb)
 
-[由 Sphinx 画廊](https://sphinx-gallery.readthedocs.io)生成的画廊
\ No newline at end of file
+[由 Sphinx 画廊](https://sphinx-gallery.readthedocs.io)生成的画廊