The car's receiving coil still needs to be fairly close to the charger's emitting coil.
车辆的接收线圈必须非常贴近充电器的发送线圈。
2
Just as an opera singer can shatter a wine glass by singing the right note, the emitting coil transfers energy only to a receiving coil that resonates at the same frequency.
就好像演唱歌剧的人能用某个音把酒瓶振裂一样，发送端线圈所传输的能量只有同频率的线圈才能接收的到。
3
You are emitting a frequency to the Universe every second and you are receiving transmissions back every second.