花生油

In a sentence

• 我喜欢用花生油做菜，因为它很香。

  I like to use peanut oil for cooking because it is very fragrant.

  Here, '花生油' is used to refer to a type of cooking oil, highlighting its property and use in cooking.

• 花生油是一种常见的植物油。

  Peanut oil is a common type of vegetable oil.

  In this context, '花生油' is introduced as a category of oils, identifying its general availability and classification.

• 这瓶花生油是我昨天在超市里买的。

  This bottle of peanut oil was purchased by me at the supermarket yesterday.

  Here, '花生油' functions as a specific item that was bought, emphasizing its concrete presence and purchase history.