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[老托福听力93篇集锦:Part C] 老托福听力93篇集锦:Part C(MP3+文本) 第87篇:FM的历史
In the early days of radio, stations were capable of broadcasting only a narrow range of sounds, which was all right for the human voice but music didn't sound very good.2015-03-10 编辑：wendy
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2015-03-10 编辑：wendy
