// 原因：先处理右侧元素（含循环部分），把结果存在栈里，供左侧元素直接使用
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.”
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18 February 2026ShareSave
Мерц резко сменил риторику во время встречи в Китае09:25