digital tv systems 数字电视系统
public-run and commercial TV systems 公营与商业电视体制
TV content rating systems 电视分级制度
tv optical systems 电视光学系统
tv transmission systems 电视传送制式
desktop tv conferencing systems 桌面电视会议系统
These two-way TV systems raise serious questions about privacy.
这些双向电视系统将引起保密方面的严重问题。
These two-way tv systems raise serious questions about privacy .
这些双向电视系统将引起保密方面的严重问题。
Users of such two-way TV systems may soon be able to talk to their sets and have them talk back.
这样的双向电视系统的用户很快就可以同他们自己的电视机进行面对面的问答。
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