This option is for collecting data that matches a regexp-it's great for harvesting IP addresses, URLs, names, E-mail addresses, words, and the like-but it's also a great way to learn regexps.

此选项用于收集匹配regexp的数据——非常适合用于收集IP地址、URL、名称、电子邮件地址、单词之类的信息——但对了解regexp也很有帮助。

youdao

This is a great application to study and learn from, especially if you need to build an e-commerce application of your own.

这是一个可供您研究和学习的绝佳应用程序，尤其是当您需要构建自己的电子商务应用程序时。

youdao

P.S. Another practice of the sophisticated learner in modern times is to subscribe to Mission to Learn by RSS feed or by e-mail.

附注：当今社会，要想成为“老练的求知者”，还有一个法宝就是——按下“订阅键”或用电子邮件订阅“学海无涯”栏目哦。

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"We learn to exchange e-mail, make our own Web pages and, best of all, improve our English, " says Yang Yimei, who is from the town of Simao, in China's southwestern Yunnan province.

CNN: On-line in Yunnan

The Democratic National Committee used the list to send an e-mail from the president urging supporters to attend weekend meetings to learn about the economic recovery plan.

CNN: Senate wrangles over stimulus bill

Of course he wants to learn about new products, but he also goes to hear industry gossip on talent flow--e.g.

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