sulfides ['sʌlfaɪdz]

例句:

• It's from sulfides, like from silver coins.
  这是硫化物, 像银币表面上的那样.
  
• Catalysis: Development of chirometallopor - phyrins as enantioselective oxidation catalysts of alkenes and sulfides.
  催化作用: 开发新型手性金属催化烯类及硫醚类之对映选择性氧化.
  
• The soluble sulfides are unstable, while the stable sulfides are unsolvable.
  可溶的硫化物都不稳定, 稳定的硫化物都不可溶.
  
• Coal is a famous source of all manner of sulfides and toxic metals.
  来自SA
• Just as promising was the presence of sulfates and sulfides, which some microbes consume as an energy source.
  来自NEWYORKER