你是否假想过,在拥挤的地铁里,在匆匆忙忙上班的途中,可以在线购买你需要的书籍、查核你的股票证券,或者阅读当天的新闻报导。就象古人觉得飞上天是一个遥不可及的美梦,你也许觉得现在设想这一切似乎为时过早。事实上,你太悲观了!科技发展到了今天,这一切不仅具有可行性,而且会比你预料中更早地实现。想知道为什么吗,答案很简单,就是 Have you ever imagined that in a crowded subway, on the way to rush to work, you can buy the books you need online, check your equity securities, or read the day’s news coverage. Just as the ancients thought that flying to heaven was a distant dream, you might think it is too early to imagine all this. In fact, you are too pessimistic! With the development of science and technology today, it is not only feasible but also realized earlier than you expected. Wondering why, the answer is simple, that is