At the required level of visual verisimilitude, computer animation is extremely costly.

要使电脑动画的视觉效果达到要求的逼真程度，花费会十分昂贵。

《柯林斯英汉双解大词典》

It seems that computer technology is vital in making visual effects. What if we didn't have it?

好像计算机技术对产生视觉特效很重要。要是没有这个我们会怎么样？

youdao

Documentary: visual presentation (such as a video, slide show, or computer project) no more than 10 minutes long.

纪实作品：不超过10分钟的视觉展示，例如播放视频，幻灯片或者演示计算机程序。

youdao

The company has created a proprietary text-to-video platform that analyzes and understands text-based web content and automatically generates a video clip with a computer generated voice-over and visual effects.

FORBES: Israeli Tech Meets New York and Reveals a Familiar Pattern

The project draws on expertise in speech recognition and in computer vision - ways of capturing visual data - which have been a strength of Cambridge and the Toshiba lab in particular.

BBC: Zoe �C Cambridge��s emotional talking head

Today, the majority of visual effects are achieved through the use of computer-generated imagery (CGI).

BBC: By James Christie