oindexoxysulfide./ok-si-suhl-fahyd, -fid/US // ˌɒk sɪˈsʌl faɪd, -fɪd //硫化物,硫化氢,氧化物,硫磺Definitionsn.noun · 名词1. Chemistry.›a sulfide in which part of the sulfur is replaced by oxygen.Level 5More words in o →