E-mail technology has become a fast and economical means of modern communication and almost every Internet user has one mailbox.
电子邮件技术已经成为一种快捷、经济的现代通信手段，几乎每个网络用户都有自己的邮件信箱。
E-mail technology has become a fast and economical means of modern communication and almost every Internet user has one mailbox.
电子邮件技术已经成为一种快捷、经济的现代通信手段，几乎每个网络用户都有自己的邮件信箱。
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