diff --git a/README.md b/README.md
index 229279c..22e3b75 100644
--- a/README.md
+++ b/README.md
@@ -10,17 +10,17 @@ In computer vision (CV) directions, image transformations are usually an indispe
 
 ## Interface
 
-`Class TransformImage(Operator)` [source](./transform_image.py)
+`Class TransformImage(Operator)` [\[source\]](./transform_image.py)
 
 `__init__(self, size: int)`
 
-**param:**
+**params:**
 
-- size(int): the image size to use.
+- size(int): the size of the output image.
 
 `__call__(self, img_tensor: Union[np.ndarray, Image.Image, torch.Tensor, str])`
 
-**param:**
+**params:**
 
 Img_tensor(np.ndarray/Image.Image/torch.Tensor, str): original image data, the type can be np.ndarry, PIL.image, or str path of the image.
 
@@ -36,11 +36,8 @@ You can get the required python package by [requirements.txt](./requirements.txt
 
 - towhee
 - torch
-
 - torchvision
-
 - numpy
-
 - pillow
 
 ### How it works