火山灰 huǒ shān huī 🔊 volcanic ash + Keep this word Meanings huǒ shān huī volcanic ash Its characters 火huǒfireHSK 4山shānmountain; hill (CL:座[zuo4])HSK 3灰huīashHSK 5 Words with 火山灰 火山灰土 huǒ shān huī tǔ andosol (soil taxonomy)