单语范例（未经PONS编辑处理）
They began calling themselves ufologists in the 1950s and felt that logical analysis of sighting reports would validate the notion of extraterrestrial visitation.
en.wikipedia.org Such deception can be used as a means of covering-up more mundane terrestrial activities - like the testing of secret aircraft or military exercises - or to undermine the credibility of ufologists.
www.exeterexpressandecho.co.uk This is going to be a question for debate between scientists and ufologists.
sploid.gizmodo.com It's something every ufologist should be - but isn't - familiar with.
www.express.co.uk This suggestion so outraged ufologists that many of them still use the term pelican or pelicanist as a pejorative term for a debunker.
en.wikipedia.org