保守的用户之所以坚持选择拨号连接的理由很简单，就是较低的速度与间断的连接成为阻隔瞬息万变再现世界的一道壁垒。
Contrary users may choose to remain on dial-up simply because the slow speed and intermittent connection provides a bulwark against the fast-moving online world.
如果你想写份邮件，检索一下网页的数据库，传输一段720p的小猫视频，或以60帧每秒的速度再现爆炸场面，首先必须得有台电脑。
If you wish to compose an E-mail, index a database of web pages, stream a kitten video in 720p or render an explosion at 60 frames per second, you must first build a computer.
自相似解成功地再现了在激光等离子体自由膨胀中离子速度分布呈现的三峰和多峰结构，这些结构已在激光打靶的实验中频繁地观察到。
The three and multiple peak structures exhibited in ion velocity distributions, which have often been observed experimentally, have been reproduced by the self similar solutions successfully.
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