pindexpersulfate./per-suhl-feyt/US // pərˈsʌl feɪt //过硫酸盐,过硫酸,过硫酸钠,过硫酸酯Definitionsn.noun · 名词1. Chemistry.›a salt of persulfuric acid, as potassium persulfate, K2S2O5 or K2S2O8.Level 4More words in p →