She dreamed of becoming a writer one day.

Meaning: This sentence tells us that she wanted to become a person who writes stories and books.

Choice of Words: Dreamed means to have a series of thoughts, images, or emotions while sleeping. Becoming means to come to be or to change into a particular state or condition. Writer is a person who writes books, articles, or other forms of literature.

Alternative Expressions

The girl wanted to be a writer someday.

Meaning: This sentence means that the young female person had a wish or desire to become a person who writes stories, articles, or other things in the future.

Choice of Words: The girl refers to a young female person, wanted means to have a desire or wish for something, to be is used to show what someone wants to become, a is used before a noun to show that there is one of something, writer is someone who writes stories, articles, or other things, and someday means in the future.

She had a wish to write stories in the future.

Meaning: This sentence means that the female person had a desire or hope to put words on paper or a computer screen to create made-up tales or accounts in the future.

Choice of Words: She refers to a female person, had means to possess or own something, a is used before a noun to show that there is one of something, wish means a desire or hope for something, to is used to show the purpose of something, write means to put words on paper or a computer screen, stories are made-up tales or accounts, and in the future means at a later time.

Related Expressions