People pay for text messages, even though E-mail is free.
即使电子邮件是免费的，人们还是会付费发短信。
In my opinion, though, the technique has wider applicability than just E-mail.
可是，我认为，这项技术有着广泛的适用性，并不是只适用于电子邮件。
E-mail addresses can have several forms, even though there is a standard format.
电子邮件地址有多种格式，但是有一种标准格式。
Once you start developing the actual Shale internals, though, you should send e-mail to dev@struts.apache.org.
但是当您开始开发真正的Shale内部组件时，应该将电子邮件发送到 dev@struts.apache.org。
E or ex for an exception in a catch clause (though not anywhere else).
e或ex表示catch子句中的异常(不用于其他位置)。
E or ex for an exception in a catch clause (though not anywhere else).
e或ex表示catch子句中的异常(不用于其他位置)。
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