an

In a sentence

• J'ai 25 ans.

  I am 25 years old.

  Here, 'ans' is used to express age, which is a standard usage in French to indicate how many years old someone is.

• Nous avons passé un an en France.

  We spent a year in France.

  In this case, 'an' refers to a unit of time, specifically a year, used to indicate the duration of stay.

• L'événement est célébré deux fois par an.

  The event is celebrated twice a year.

  Here, 'an' denotes the frequency within a calendar year, indicating that the event happens two times annually.