计算机英语经典短文：X3D

　　X3D is the name under which the development of VRML is continued. X3D is based on XML and is backwards compatible with VRML. Furthermore, it is componentized, profiled, and extensible, which makes it possible to use X3D in very different scenarios, from high-end visualizations to lightweight applications.

　　X3D是虚拟现实造型语言(VRML)命名空间的延续。X3D基于XML并向后兼容VRML。而且X3D的组成、剖面、拓展等特性应用范围可以从高端的开发到轻量级的开发，这使得它开发不同的游戏情节成为可能。

计算机英语经典短文：X3D
计算机英语经典短文：X.509
计算机英语经典短文：X.500
计算机英语经典短文：ABNF