Professor Jacobs is an expert in Ufology and has been studying UFO's for over 20 years.
雅克布斯教授是飞碟学方面的专家，他研究不明飞行物已有20多年。
2
In Ufology , any extraterrestrial contact initiated by humans is known Close Encounter of the Fifth Kind.
在不明飞行物学中，人类与外星任何形式的接触都被称为第五类接触。
3
The Dandenong foothills, near Belgrave, Victoria, Australia would have its location forever linked to the sighting of one of the most unusual humanoid creatures in Ufology archives.