Einstein make achievements on gravitation. He produced a new law of gravitation. In fact, his law was tested during an eclipse of the sun. This showed that Einstein was right.

 
  • 爱因斯坦在引力方面作了重大贡献,他提出了一条新的引力定律,他的结论在一次日食测试中被证明是正确的。
今日热词
目录 附录 查词历史