E-tickets save time and improve travel efficiency.
电子票既省时，又可提高出行效率。
2
It was absolutely out of control, thousands of e-mails, people around the world sharing their stories of travel.
这完全失控了，世界各地的人们发送了成千上万封电子邮件，分享着他们的旅行故事。
3
Since light does not travel through walls, there would be no need to worry about neighbours snooping on your e-mail, or piggybacking on your broadband connection.