Chapter 14 Virtual reality 14.1 An Introduction to and history of Virtual reality One definition of virtual reality is a wide-field presentation of computer-generated, multisensory information that tracks a user in real time. This definition is used at the Electronic Visualization Laboratory in Chicago(EVLID In other words, virtual realityl2l means that the user is surrounded by a computer-generated image that changes depending on the movements--ieshifts in perspective-of the user 虚拟现实的定义之一:虚拟现实是对由计算机生成的、能 够实时追踪用户的多感官信息的一种笼统表述。芝加哥电 子可视化实验室(EVL)采用的就是这种定义。换句话说 虚拟现实意味着用户被计算机生成的图景所包围,这些图 景要依据用户的运动(如视角的转换)而产生变化。 计算机专些英语 14-5Chapter 14 Virtual Reality 计算机专业英语 14-5 One definition of virtual reality is a wide-field presentation of computer-generated, multisensory information that tracks a user in real time. This definition is used at the Electronic Visualization Laboratory in Chicago (EVL[1]). In other words, virtual reality[2] means that the user is surrounded by a computer-generated image that changes depending on the movements—i.e.shifts in perspective—of the user. 虚拟现实的定义之一：虚拟现实是对由计算机生成的、能 够实时追踪用户的多感官信息的一种笼统表述。芝加哥电 子可视化实验室（EVL）采用的就是这种定义。换句话说， 虚拟现实意味着用户被计算机生成的图景所包围，这些图 景要依据用户的运动（如视角的转换）而产生变化。 14.1 An Introduction to and History of Virtual Reality