dindexdisulfuric./dahy-suhl-fyoor-ik/US // ˌdaɪ sʌlˈfyʊər ɪk //二硫化物,二硫,二硫酸盐,二硫磺Definitionsadj.adjective · 形容词1. Chemistry.›pyrosulfuric. Level 5More words in d →