senior high school

US /ˌsiː.njər ˈhaɪ skuːl/
UK /ˌsiː.njər ˈhaɪ skuːl/
"senior high school" picture
1.

Oberstufe der weiterführenden Schule, Gymnasium

a high school for students in the higher grades, typically grades 10-12 or 11-12, preparing them for higher education or vocational training

:
My brother is currently attending senior high school.
Mein Bruder besucht derzeit die Oberstufe der weiterführenden Schule.
After graduating from senior high school, she plans to go to university.
Nach dem Abschluss der Oberstufe der weiterführenden Schule plant sie, zur Universität zu gehen.