natural gas odorant

例句：

1. 1. The new refrigerator usesnatural gas as its odorant.
   这款新冰箱使用天然气作为其气味剂。
2. 2.The company's new product line featuresnatural gas as a flavoring agent.
   该公司的新产品线使用了天然气作为调味剂。
3. 3. Thenatural gas odorant helps to maskthe smell of the cooking oil.
   天然气气味剂有助于掩盖烹饪油的气味。