| 释义 |
electronic blackboard
电子黑板
In teleconferencing, a system for sending handwriting, and hand drawn graphics, over a telephone line. The sender may use either a light pen or digitizing tablet, and the appropriate image will appear on a television monitor at the remote location.
在电话会议技术中,一种用来在电话线路上发送手稿和手工制图表的系统。发送者可以 使用光笔或数字化台板,而相应的图象将出现在远处的电视监视器上。 |