rootless fumarole无根喷气孔
A Fumarole气孔喷泉
dry fumarole干喷气孔
fumarole conduct喷气孔通道
eruptive fumarole火山喷气孔
secondary fumarole次生喷气孔
submarine fumarole[地物] 洋底喷气孔
fumarole stage喷气期
fumarole e喷气孔
N（名词） a vent in or near a volcano from which hot gases, esp steam, are emitted 火山区的喷气孔