Mi hermano está en la escuela secundaria.
My brother is in secondary school.
Context: education En la clase, el tema secundario era interesante.
In class, the secondary topic was interesting.
Context: education El deporte es secundario para mí, pero me gusta.
Sports are secondary to me, but I enjoy them.
Context: daily life Ella es estudiante de secundaria.
She is a secondary student.
Context: education