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The ISS is far bigger than either the Salyuts or Skylab. In an uncontrolled deorbit, pieces of debris “up to car and train size,” say experts on the official ISS space station advisory committee, will rain down from the sky. NASA confirms this would pose “a significant risk to the public worldwide.”。爱思助手下载最新版本对此有专业解读
Mercuriello wondered why there wasn’t a perfectly portioned pasta and sauce kit that wasn’t precooked.，这一点在夫子中也有详细论述
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