I worked at

trabajé en

I worked at(ay wuhrkd aht)

phrase

1. (I did work at a place)

a. trabajé en

I worked at a car factory near Detroit for twenty years.

Trabajé en una fábrica de automóviles cerca de Detroit durante veinte años.

2. (I put work into a task)

a. trabajé en

I worked at my doctoral thesis for many years.

Trabajé en mi tesis doctoral durante años.