He specialized in westerns at the end of his career.
Furthermore, you're simply a service robot, not specialized at all.
He specialised at this time in printing books for children.
Each worker specializes in one, or at most a few, sewing operations.
Through it all, she had specialized at shorter distances, especially the 10,000 meters.
No one specializes in horticultural theft at the local police station house.
The landscape architects' society can provide a list of people specializing in residential design at (202) 898-2444 or www.asla.org.
My father explained this while making arrangements for me to specialize at school in physics and chemistry.
He specialised in media studies at the University of Westminster.
I assumed that he was a graduate student specializing in accident surgery at this airport hospital.
