| 释义 |
〔transponder〕A radio or radar transmitter-receiver activated for transmission by reception of a predetermined signal.发射机应答器：一种收到预定信号之后就开始发射信号的无线电或雷达发射接收机〔transmitter〕A telegraphic sending instrument.发报器：电报机中发射信号的仪器〔interactive〕Of, relating to, or being a form of television entertainment in which the signal activates electronic apparatus in the viewer's home or the viewer uses the apparatus to affect events on the screen, or both.参与制作电视节目：一种电视娱乐节目的形式，其中通过发射信号来启动观众家中的电子装置或观众用此种装置影响电视屏幕上发生的事情，或两方面都有的 |