此外，船员不得不接受的射击在绿色屏幕前演员，后来啮合无缝三维虚拟世界的行动耗时的过程。
In addition, the crew had to undergo the time-consuming process of shooting actors in front of a green screen and subsequently meshing their actions seamlessly into the 3d virtual worlds.
这个头像可以是网络游戏或者虚拟世界里三维立体的图像，也可以是网络论坛或社区里常用的二维平面图像。
It may take either a three-dimensional form, as in games or virtual worlds, or a two-dimensional form as an icon in Internet forums and other online communities.
要创建系统的动态和三维视图，我们可以向虚拟世界寻求帮助。
To create views of a system that are both dynamic and three-dimensional, we can look to virtual worlds for help.
在Alice里三维对象(例如人类动物车辆)都存在于一个虚拟的世界中。初学者通过为这些对象编写程序赋予他们生命。
In Alice, 3-d objects (e.g., people, animals, and vehicles) populate a virtual world and students create a program to animate the objects.
这些虚拟礼物包括社交网络平台上代表个人形象的卡通图像，以及人们可以在虚拟世界及网站上进行交换的三维视效物体。
They range from cartoonish images on social networking profiles to three-dimensional-looking objects that people exchange in virtual worlds and on Web sites.
VRML是一种崭新的网上虚拟现实技术，在众多应用中，虚拟旅游可以把你带入一个三维世界，实现旅游梦想。
VRML is a new virtual reality technology on Web. Virtravel, as an application of VRML, can lead you into a 3d world to realize travelling dream.
VRML是一种崭新的网上虚拟现实技术，在众多应用中，虚拟旅游可以把你带入一个三维世界，实现旅游梦想。
VRML is a new virtual reality technology on Web. Virtravel, as an application of VRML, can lead you into a 3d world to realize travelling dream.
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