民主德国的科学家发明了一只无线电发射机,它小得可以咽下去。当这只像丸药般的无线电经过胃、十二指肠和肠的时候,就可以把那里的压力、酸度等等的情况发送出来。这只无线电的长度不到一英寸,直径还不到二分之一英寸。它是由原子能专家和电视先驱者曼弗累得·封·阿尔登内教授,在德累斯顿著名的外科医生斯布龙教授合作下发明出来的。无线电具有一个塑胶 Democrat German scientists invented a radio transmitter that was small enough to swallow. When the pill-like radio passes through the stomach, duodenum and intestine, it can send pressure, acidity, etc. out there. The radio is less than an inch in length and less than one-half inch in diameter. It was invented by Professor Manfred Seiden Ardenne, a nuclear expert and TV pioneer, in cooperation with Professor Sbron, a renowned surgeon in Dresden. The radio has a plastic