他们发明了第一盏电灯泡，无线电话，直升飞机，轰炸机，彩色摄影以及电视机。
They invented the first electric bulb, wireless telegraph, helicopter, bomber, colored photography and TV-set.
许多顶级的科学家和工程师来自俄罗斯。他们发明了第一盏电灯泡，无线电话，直升飞机，轰炸机，彩色摄影以及电视机。
Many leading scientists and constructors originated from Russia. They invented the first electric bulb, wireless telegraph, helicopter, bomber, colored photography and TV-set.
但是通过节目单可以看出，电视机买到之日起，就经常有同一个节目一天之内播放两次。看来电视里经常重复播放节目是早已有之，不是后来的发明。
But as revealed by the listings above, from the day the television was purchased, the same programmes were often shown twice a day - proving that frequent repeats are not a recent invention.
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