add export desc

Author: Chasen-Zhang

docs/cn/guides/10-cloud/02-resources/worksheet.md

@@ -44,4 +44,14 @@ Databend Cloud 中的工作区（Worksheet）用于组织、运行和保存 SQL
 在出现的对话框中，选择共享范围。复制链接分享给目标接收者，他们将收到邮件通知。请注意：如果选择 **Designated Members** 范围，接收者必须单击分享链接才能成功完成共享。
 
 - 查看他人共享的工作区（Worksheet）：单击侧边栏的 **Worksheets**，然后选择右侧的 **Shared with Me** 选项卡。
-- 共享工作区（Worksheet）后，具备权限的接收者可执行其中 SQL 语句，但无法编辑这些语句。
+- 共享工作区（Worksheet）后，具备权限的接收者可执行其中 SQL 语句，但无法编辑这些语句。
+
+## 导出查询结果
+
+Databend Cloud 提供导出查询结果的功能。但此功能需要组织 Owner 为团队成员授予 **EXPORT** 权限。出于数据安全考虑，该功能默认处于禁用状态。
+
+![导出按钮](@site/static/img/documents/worksheet/download.png)
+
+如需使用此功能，请联系组织 Owner 开启相应权限 (**管理** > **用户和角色**)：
+
+![导出权限设置](@site/static/img/documents/worksheet/export.png)

docs/en/guides/10-cloud/02-resources/worksheet.md

@@ -46,3 +46,13 @@ In the dialog box that appears, select the sharing scope. You can copy and share
 
 - To view the worksheets shared with you by others, click **Worksheets** in the sidebar, then click the **Shared with Me** tab on the right.
 - When you share a worksheet with others, they can execute the SQL statements in it if they have the necessary permissions, but they won't be able to make any edits to the statements.
+
+## Exporting Query Results
+
+Databend Cloud provides the ability to export query results. However, this feature requires the organization Owner to grant the **EXPORT** permission to team members. For data security purposes, this feature is disabled by default.
+
+![Alt text](@site/static/img/documents/worksheet/download.png)
+
+If you need to use this feature, please contact your organization Owner to enable the permission(**Admin** > **Users & Roles**):
+
+![Alt text](@site/static/img/documents/worksheet/export.png)