Detectophone
[电] 监听器
🗣️ 情景例句
I don't know what-to do.
我不知道怎么做。
A forest fire has consumed all the trees here.
一场森林大火将此地的树木焚烧殆尽了。
When you place a sheet of paper in a fax machine, the machine reads the writing on the page and changes the shapes of letters into electronic signals.
当你把一张纸放进传真机里，机器就会"读"纸上的字迹，把字的形状变为电子符号。