synthetic petroleum

• 合成石油

synthetic petroleum的用法和样例：

例句

1. Like laundry detergents, they contain fragrance compounds, synthetic petroleum derivatives, which coat food dishes and utensils with a thin layer of carcinogens.
   正如洗衣清洁剂，它们含有香味化合物，合成石油衍生物，这些物质使食品或器皿含有一层薄薄的致癌物质。