diff --git a/client/admin/pages_know_info.tsx b/client/admin/pages_know_info.tsx
index 124936e..e7fd1e3 100644
--- a/client/admin/pages_know_info.tsx
+++ b/client/admin/pages_know_info.tsx
@@ -273,11 +273,11 @@ export const KnowInfoPage = () => {
           style={{ marginBottom: '16px' }}
         >
           <Form.Item name="title" label="标题">
-            <Input placeholder="请输入文章标题" />
+            <Input placeholder="要搜索的文章标题" />
           </Form.Item>
           
           <Form.Item name="category" label="分类">
-            <Input placeholder="请输入文章分类" />
+            <Input placeholder="要搜索的文章分类" />
           </Form.Item>
           
           <Form.Item>