Though the videodisc is not at the core of microsoft 's business this is a competition gates plans to win .

虽然影碟机并不是微软的核心业务，但是这也是盖茨计划要赢下来的一个竞争。

None of the videodisc players let users record , however , even though some of these companies , rca included , were already developing that technology .

所有的这些影碟播放机都不允许用户自己录制内容，尽管美国无线电公司总结说一些公司已经开始这项技术的研发。

Cognitive flexibility theory is especially formulated to support the use of interactive technology ( e.g. , videodisc , hypertext ) .

认知弹性理论尤其是使用交互技术（如视盘、超文本）的支撑理论。