When to use schoolgirl in Korean
Korean: 여학생[ yeo-hak-saeng ]

When to use it
A schoolgirl is a girl who goes to school. In Korean, 여학생 means a female student. You can use it when talking about a girl at school, in class, or on the way to school.
Example sentences
저 여학생은 제 동생이에요.
That schoolgirl is my younger sister.
여학생이 교실에서 책을 읽어요.
The schoolgirl is reading a book in the classroom.
우리 집 옆에 여학생이 살아요.
A schoolgirl lives next to our house.
문구점에서 여학생이 공책을 사요.
The schoolgirl buys a notebook at the stationery store.
공원에서 여학생들이 사진을 찍어요.
Schoolgirls are taking pictures in the park.
버스에서 여학생이 창밖을 봐요.
The schoolgirl looks out the window on the bus.