monosulfide

例句：

1. 1.The sulfur content in the soil is a key factor in determining the quality of the crops.
   土壤中的硫含量是决定作物质量的关键因素。
2. 2. The monosulfide crystals are used in electronics to improve conductivity.
   一硫化物晶体用于电子工业，以改善导电性。
3. 3.The research team discovered that the monosulfide could be used as a catalyst for hydrogen production.
   研究小组发现，一硫化物可以作为氢生产的催化剂。