| 单词 | speleological | 
| 释义 | > as lemmasspeleoˈlogical   speleoˈlogical adj. of or pertaining to speleology. ΘΚΠ the world > the earth > earth sciences > geography > 			[adjective]		 > physical geography > topology or topography > caves speleological1895 1895    Knowledge Oct. 223/2  				It was shown that spelæological investigation would be of value to many branches of natural science. 1900    Geogr. Jrnl. 15 78  				The progress of speleological exploration in Yorkshire. < as lemmas  | 
	
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