is the sending and receiving of the messages by computer. It is a fast, low-cost way of communicating worldwidE..
- ALAN
- BPost office
- CE-Mail
- DInterface
问题
is the sending and receiving of the me
参考解析：
解析：E-Mail就是由计算机发送和接收消息，它是一种在全世界范围内快速的、低费用的通信方式。
分类：其他
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