huǒshān pēnqìkǒng

== Mandarin == === Romanization === huǒshān pēnqìkǒng (Zhuyin ㄏㄨㄛˇ ㄕㄢ ㄆㄣ ㄑㄧˋ ㄎㄨㄥˇ) Hanyu Pinyin reading of 火山噴氣孔 / 火山喷气孔