support for additional message sources, e.g. Facebook, AIM, Google Talk, etc.;

支持额外的信息源，比如Facebook，AIM，Google Talk等等。

youdao

It includes adapters that allow many types of message sources and sinks to be addressed in a simple, uniform fashion.

它包括一些适配器，这些适配器可使用多种类型的消息源并以一种简单、统一的方式定位消息接受地址。

youdao

The rule set produces output -- if any -- by invoking another service, which may or may not be associated with any of the message sources.

规则集通过调用另一个服务产生输出（如果有），此服务可能与任何其他消息源关联，也可能不与任何其他消息源关联。

youdao

The trouble with those clever tests of humanity, according to hackers analyzing the CAPTCHA on the sla.ckers.org message board, is that both images sources are public.

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McCain sources say Palin has gone off-message several times, and they privately wonder whether the incidents were deliberate.

CNN: Palin's off-script comments irk McCain aides

With each stop on their itinerary, Piccard and Borschberg bring with them a message: Use technology that saves energy and support government-mandated targets for creating electricity from renewable sources.

CNN: Funny-looking plane designed to make history