sulphur black B200%

例句：

1. 1.The black sulphur in the soil is harmful to plants.
   土壤中的硫化物对植物有害。
2. 2.The black sulphur was used as a pigment for painting.
   黑色硫化物曾被用作绘画颜料。
3. 3. The black sulphur was used as a fuel in the early days of industry.
   在工业初期，黑色硫化物被用作燃料。