He is an expert in computer science.

I made delicious hot and sour soup for dinner today.

Butyrate plays an important role in organic chemistry.

The products of this region are very delicious.

He was arrested on suspicion of being an industrial spy.

I have been to Santa Fe.

I want to go see the beautiful scenery of Santa Fé.

I have been to Santo Domingo.

He was drawing a figure using a set square.

It's difficult to solve this formula.