1.electronic equipment that converts sound into electrical signals that can be transmitted over distances and then converts received signals back into sounds;
I talked to him on the telephone
2.transmitting speech at a distance
1.get or try to get into communication (with someone) by telephone;
I tried to call you all night
电话是通过电信号双向传输话音的设备。通常人们将亚历山大·格拉汉姆·贝尔(Alexander Graham Bell)认为是电话的发明者。