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２１世纪是高科技时代，科技精英们无限的想象力在精密仪器和合成材料的辅助下几乎达到无所不能的地步，地球卜的人们在对未来充满信心的同时，也更着眼于开发外部空间。然而，任何事物都具有两面性，当人们欢呼高科技所带来的巨大成就时；各种灾难及潜在威胁对我们这个地球不?
The 21st century is a high-tech era where the unlimited imagination of the scientific and technological elites almost reaches the goal with the help of precision instruments and synthetic materials. The people of Earth are full of confidence in the future and at the same time are more focused on the development of external space . However, everything has a dual character. When people cheer for the tremendous achievements made by high technology, various disasters and potential threats do not affect our planet.