In this case, a "source" is an instance of a delivery process that is to be extended.

在这种情况下，“源”就是将要被扩展的一个交付过程的一个实例。

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Consistent with the event model, the event source is responsible for asynchronous delivery of the event messages on a frequency that it determines.

为了与事件模型一致，事件源负责按照自己确定的频率以异步方式交付事件消息。

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When you deliver an activity from one stream to another, a hidden delivery baseline is created on your behalf in the source stream.

当您由某一流向其它流交付活动的时候，便会在源流中创建一个隐藏的交付基线。

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BitTorrent's content delivery system, originally developed as an open-source product, uses a "peer-to-peer" downloading method that can piece together a file from several servers at once, as well as from the hard drive of every user who has previously downloaded the file, taking the bandwidth burden off any single source.

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Naturally, order and delivery dates remain a mystery, but plenty of other info about the open-source slate can be found at the source below.

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The truck -- which turned out to be a newspaper delivery vehicle -- resembled the truck Dorner is believed to be driving, the source said.

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