school bag
US /ˈskuːl bæɡ/
UK /ˈskuːl bæɡ/

1.
mochila escolar, cartera escolar
a bag used for carrying books and other school supplies
:
•
My daughter packed her school bag with all her textbooks.
Mi hija empacó su mochila escolar con todos sus libros de texto.
•
He forgot his school bag at home and had to go back for it.
Olvidó su mochila escolar en casa y tuvo que volver por ella.