Some decades later the Dutch scientist Christian Huygens correctly interpreted their appearance as a ring surrounding the planet.

几十年后，荷兰科学家克里斯蒂安·惠更斯(Christian Huygens)正确地将它们的外观解释为围绕着行星的一个光环。

Christian Huygens was a 17th-century Dutch physicist who believed light acted as a wave.

克里斯蒂安·惠更斯 (Christian Huygens) 是 17 世纪的荷兰 物理学家，他相信光就像波一样。