simulation

名词 simulation:

1. (computer science) the technique of representing the real world by a computer program
   同义词：computer simulation
2. the act of imitating the behavior of some situation or some process by means of something suitably analogous (especially for the purpose of study or personnel training)
3. representation of something (sometimes on a smaller scale)
   同义词：model
4. the act of giving a false appearance
   同义词：pretense, pretence, pretending, feigning

1. In fact, virtual reality is exploiting software and hardware of　the computer to generate a simulation of an environment, such as an easeful classroom, a breathtaking action and so on.
   实际上，虚拟现实就是利用计算机的软件和硬件去产生一种境界的仿真，如仿真一个学习场所，一次惊险的行为等等。
2. Computer simulation of an in-flight emergency.
   计算机模拟飞行途中的紧急情况