self.storage.save(item)
第二十条 纳税人的交际应酬消费属于增值税法所称个人消费。
，详情可参考safew官方版本下载
An unsatisfiable formula is:
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.”