diff --git a/rfcs/CINN/APIs/20220802_cinn_api_design_one_hot.md b/rfcs/CINN/APIs/20220802_cinn_api_design_one_hot.md
index 4a73c27cd..aa9fbff71 100644
--- a/rfcs/CINN/APIs/20220802_cinn_api_design_one_hot.md
+++ b/rfcs/CINN/APIs/20220802_cinn_api_design_one_hot.md
@@ -106,8 +106,6 @@ one_hot(
 
 `indices` 支持任意维度 Tensor（包含 0 维数据），输出数据维度为 `<indices outer dimensions> x depth x <indices inner dimensions>`
 
-<!-- 比如 -->
-
 ```python
 indices = 1
 one_hot(