exception class的用法和樣例：
例句
- Here we defined our application-specific exception types by deriving them from the standard exception classes.
在這裡，通過從標準異常類派生，定義了特定於應用程序的異常類型。 - The name of the exception class for the player to activate and play back before the message is routed to the dead letter queue.
用於在消息被路由到死信隊列之前由播放機激活並播放的異常類的名稱。
