例如 网络聊天软件的发明代替了写信的交流方式，在以前如果出门在外的时候

Internet chat software, such as the invention of communication instead of writing letters, if in the past, when away from home and the family wants to contact, send a letter to the family may take four or five days, but now just log software such as qq, micro-channel, Skype, the open dialog box four or five seconds is sufficient.

For example, the invention of web chat software instead of the way of communication, in the past if you want to go out and contact the family, send a letter to the home may take four or five days, but now as long as the login software such as qq, WeChat, skype, open the dialog box, four or five seconds is enough.

For example, the invention of the Internet chat software replaces the communication method of letter writing. In the past, if you want to contact with your family when you go out, it may take four or five days to send a letter home. But now, as long as you log in the software such as QQ, wechat, Skype, open the dialog box, four or five seconds is enough.<br>