Scientific knowledge about the damaging effects of nuclear-weapons testing helped to end such tests. Those findings haven’t changed.
This was my second big take-away from the novel. Rama feels very alien, from the cylinder to the biots, to the way it works. Rama makes no attempt to explain itself to the crew of the Endeavour and there are no clues explaining “why”. I very much get the sense that something non-human built and operated this thing for its own purposes. The crew leave Rama with many more questions than answers.
。关于这个话题，新收录的资料提供了深入分析
psychologytoday.com
谋划一批务实管用、含金量高的重大就业政策
https://feedx.net