[dubbo-website] branch master updated: [fix] 新增场景 (#1190)

[albumenj]

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albumenj pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/dubbo-website.git


The following commit(s) were added to refs/heads/master by this push:
     new bdb9e65d43 [fix] 新增场景 (#1190)
bdb9e65d43 is described below

commit bdb9e65d43b5ef5f5e6110bd396afdd45fad4c3e
Author: JIAN ZHONG <11638...@qq.com>
AuthorDate: Mon Jul 4 18:52:11 2022 +0800

    [fix] 新增场景 (#1190)
---
 .../java-sdk/advanced-features-and-usage/rpc/callback-parameter.md     | 3 +++
 1 file changed, 3 insertions(+)

diff --git 
a/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/callback-parameter.md
 
b/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/callback-parameter.md
index ad592e4958..0dfc54703d 100644
--- 
a/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/callback-parameter.md
+++ 
b/content/zh/docs3-building/java-sdk/advanced-features-and-usage/rpc/callback-parameter.md
@@ -15,6 +15,9 @@ description: "通过参数回调从服务器端调用客户端逻辑"
 - 服务接口
 
 ## 使用场景
+
+回调函数通知客户端执行结果，或发送通知，在方法执行时间比较长时，类似异步调用，审批工作流中回调客户端审批结果。
+
 ## 使用方式
 #### 服务接口示例