My father was a worker.

我的爸爸是一名工人。

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My father was a construction worker.

我父亲是一位建筑师。

youdao

My father was a city worker all of his life.

我父亲一辈子是个市政工人。

youdao

My mother was a teacher. My father had planned to become a big business man, but he became a social worker instead.

VOA: special.2010.01.30

And I share this often -- as many of you know, my father was a blue-collar worker at the city water plant.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

My father was a blue collar city worker at the water filtration plant, and my family lived in a teeny little apartment on the South Side of Chicago.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

They're the values that so many of us were raised with, including myself. (Applause.) I told this story earlier, but my father was a blue-collar worker at the city water plant.

WHITEHOUSE: REMARKS BY THE PRESIDENT AND FIRST LADY AT A CAMPAIGN EVENT