An electronic device amplified the speaker's voice.电子设备放大了演讲人的声音。The burglar used an electronic device to circumvent the alarm.窃贼用一个电子装置使警铃失效。The television receiver is an electronic device.电视接收器是一种电子装置。He measured the room using an ingenious new electronic device.他用一种设计精巧的新式电子仪器测量房间。