volcanicityn.[地]火山性火山现象.火山活动.volcanicadj.火山的；猛烈的volcanic sedimentary rock series火山沉积岩系volcanic-subvolcanic rock zone火山一次火山岩带volcanic rock-activated carbon火山岩-活性炭volcanic subfacies identification火山岩亚相识别volcanic rocks of Yaolinghe group耀岭河群火山岩volcanic rock of Shuangxiwu Group双溪坞群火山岩volcanic hydrocarbon accumulation火山岩油气藏volcanically created landscape.火山爆发形成的地形。volcanic rocks/eruptions/ash火山岩/喷发/灰volcanic rocks type uranium deposit火山岩型铀矿

1. Standing on a volcanic crater, even that of an extinct volcano, is very dangerous.
   别看是死火山，站在火山口也是很危险的。
2. Even at these hot volcanic vents, bacteria survive using the poisonous chemical hydrogen sulfide to create food.
   即便是在这种火山口，细菌通过食用含有毒化学物质氢化硫的食物来存活。