begin-end block的意思|示意

To ensure integrity across multiple instances of this flow, the use and updating of the variable is enclosed within a "begin atomic...end" block.

为了跨此流的多个实例确保完整性，变量的使用和更新都包含在“begin atomic...end”块中。

Begin a block of commands (end with a).

一组命令的开始(以结束)。

On the Advanced Actions dialog (Figure 8), select Add Block Delimiter twice to create a prepresentation begin and end block for the execution of the business logic created in Step 2, above.

在 Advanced Actions 对话框中（图8），为了执行上面已在第 2 步创建好的业务逻辑，需单击 Add Block Delimiter两次来分别创建预览开始和结束块。