片语
Mountaineering and speleology equipment登山和洞穴探险用具
international union of speleologyInternational Union of Speleology ( UIS) is a non-profit, non-governmental organization formed in 1965 on the initiative of the International Speleological Congress (held every four years since 1949) to promote interaction between academic and technical speleologists from a wide range of nationalities for the purpose of developing and coordinating international speleology in all of its scientific, technical, cultural and economic aspect Its voting members consist of a delegate from each member country representing the cavers and speleologists of that country, rather than any of the official national bodie
ancient speleology study古代洞穴研究
Vernal Pool Biology Speleology洞穴学
physical speleology[地理]