Dutch astronomer who proved that the galaxy is rotating and proposed the existence of the Oort cloud (1900-1992)
Oort的用法和样例:
例句
There it causes havoc in the Oort Cloud, a huge region surrounding the solar system that contains billions of bits of cosmic rubble left over from the formation of planets. 在那里,它引起了奥尔特云的浩劫,奥尔特云是一个巨大的围绕太阳系的区域,里面包含了数十亿从行星形成中分离出来的宇宙碎块。