好的方法：很多业务消息中都包含存在相互排斥关系的数据项。

Good: Many business messages contain data items that are mutually exclusive of each other.

youdao

好的方法：很多业务消息中都包含存在相互排斥关系的数据项。

Good: Many business messages contain data items that are mutually exclusive of each other.

youdao