The bid event is processed as a recovery mechanism should the in memory queue operation fail.

即使内存中队列的操作失败了，这个出价事件也能根据还原机制被处理。

youdao

Perhaps the application code will try to "undo" the queue operation if the database update fails.

也许会通过应用程序的代码在数据库更新失败的时候“撤销”对队列的操作。

youdao

The read operation gets the message from the queue without deleting the message from the queue.

读取操作从队列获取消息，但是不从队列中删除消息。

youdao

It can be a tricky algorithm because you might need a deep queue in normal operation to smooth out momentary bursts of traffic.

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In health, we will set out tomorrow a new guarantee of treatment within a set time which starts from the moment a patient is referred by their GP - not the time that they get onto the queue for their operation.

BBC: NEWS | UK | Politics | Full text: Blair on public services