travailler

In a sentence

• Je travaille dans une école.

  I work in a school.

  Here, 'travailler' is used to mean 'to have a job or profession'.

• Il faut travailler dur pour réussir.

  One must work hard to succeed.

  Here, 'travailler' is used in the sense of 'putting effort into something'.

• Elle travaille sur un roman.

  She is working on a novel.

  Here, 'travailler' is used to describe 'engaging in the process of creating or building something'.