The type of business item cannot change when it is sent from one task to another, i.e., the output, the input, and the connection between them always have the same business item attached.

在将业务项从一个任务发送至另一个任务后，将无法更改它的类型，也就是说，输出、输入以及它们之间的连接始终与相同的业务项关联。

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For example, when an item order is sent from a front application to the ordering system, an email can also be sent to the customer for confirmation.

例如，在一个项目订单从前端应用发送给订单系统的时候，一封要求确认的电子邮件也可能同时被发送给客户。

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No attachments or bound item data are sent.

不发送任何附件或绑定项数据。

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Their staff devote a lot of time to photographing and uploading images and recording the color, shape and clay composition details for every item that is made, including samples that are rejected by clients and sent back for minor revisions.

WSJ: Lily Pads and Bamboo Stalks, Made of Clay