Hyperparaboloids
超抛物体
🗣️ 情景例句
and I thought ... maybe ...
我觉得……也许……
Gentlemen! Can't you agree on anything?
先生们，可否赞成一项？
and assuming such an automatic messenger picked up our first broadcasts of the 1920's,
假定外星人的这种自动化信息装置接收到了我们二十世纪二十年代的第一次广播信号，