单词speleologist
n.: 洞穴学家;洞穴探险家网络: 洞穴学者;洞窟学者
洞穴学家;洞穴探险家:
a scientist who studies caves or a person who goes into caves as a sport
洞穴学者
n.potholercaverspelunker
The death of the speleologist is due to the infall of the cave.
这位洞穴学家之死是由于地洞的塌陷。