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新概念英语第四册Lesson35课堂笔记
  • 新概念英语第四册Lesson35课堂笔记

  • L35ThePegasusBookofInventorsManystrangenewmeansoftransporthavebeendevelopedinourcentury,thestrangestofthembeingperhapsthehovercraft.In1953,aformerelectronicsengineerinhisfifties,ChristopherCockerell,whohadturnedtoboat-buildingontheNorfolkBroads,sugge...
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