英文關鍵字
5619
alborz
damavand
dioxide
eruption
gas
high
iran
meters
mountain
mountains
peak
sulfur
sulfuric
summit
vent
volcanic
volcano
英文關鍵字
5619
alborz
damavand
dioxide
eruption
gas
high
iran
meters
mountain
mountains
peak
sulfur
sulfuric
summit
vent
volcanic
volcano