That said, prevention and continuity of care programs are performed using telephone, E-mail, or other Internet-based communication systems.

也就是说，预防和连续医护计划都是通过电话、电子邮件和其他基于互联网的通讯系统进行的。

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The following sections report the findings for communication via fax, telephone, E-mail, and written letters.

下面的部分我会通过传真、电话、电子邮件，信件这几种方式来汇报交流通讯方面的研究结果。

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Teaching means include: Both teacher and student shall own their own network video device, network voice device, telephone (short message service), E-mail, etc. and other communication methods.

教学手段包括：师生各自拥有的网络视频、网络语音、电话(短信)、邮箱和其它通讯方式。

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U.S. intelligence agencies have powerful capabilities to intercept telephone calls and e-mails, but al-Qaida has become very disciplined at avoiding electronic communication.

NPR: Risky Business: U.S. Must Rely On Foreign Spies