The copies of the data are determined to be fresh or stale based on the communication of invalidation messages.

系统将根据无效消息的通信确定数据副本是新鲜的还是陈旧的。

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Researchers say people are more likely to use text-based communication at the preliminary stages of projects.

研究人员表示，人们更有可能在项目的初始阶段使用基于文本的交流方式。

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She added that it was surprising that capuchin monkeys appeared to respond to these cues, because the species is not known for using communication based on smell.

她还表示，卷尾猴看上去对这些暗号居然还会产生反应，这点出人意料，因为据知这一物种并非靠气味进行交流。

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The San Francisco-based communication platform launched Twitter 101 Friday, a how-to for businesses to use the service effectively.

FORBES: Magazine Article

Now, with satellite communication and Web-based mail, our soldiers, we attest, can be here and there at the same time.

CNN: The fog of war envelops Fort Hood

Cloud-based employee search capability improves candidate acquisition, and cloud-based communication and collaboration tools help virtual working relationships succeed.

FORBES: How Small Business Gains Power from "The Cloud"