3.2 电子邮政 电子邮政系统（Electronic Mail System,EMS）是一种以电子方式产生邮件信息，以电子信号形式在发信人和收信人之间传送信息的通信方式。
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搭建邮政电子商务系统 Electronic Commerce World
他也从来不会好好地听我给他解释说现在的IP网络更象电子邮政系统，而非他当年的电话系统。
He could never quite accept my explanation that IP networks were more like electronic postal systems than telephone systems.
电子信箱是根据邮政邮件系统而设计的，一个邮件在发送者和接受者之间进行来回的传递。
Electronic mail is based on the paradigm of postal mail, a system of passing messages back and forth between senders and recipients.
更大的问题是，许多网上卖家不希望被27个不同的消费者保护法律，增值税法规，电子废弃物条例以及邮政系统麻烦。
A bigger problem is that most online retailers don't want the hassle of 27 different consumer-protection laws, VAT rules, electronic waste regulations and postal systems.
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