On that occasion, the American astronomer Professor Simon Newcomb led a party to South Africa to observe the event.
当时，美国天文学家西蒙·纽科姆教授带领一个团队前往南非观察这一事件。
On that occasion, the American astronomer Professor Simon Newcomb led a party to South Africa to observe the event.
当时，美国天文学家西蒙·纽科姆教授带领一个团队前往南非观察这一事件。
应用推荐