pack (someone's) backpack

Translations
собирать (чей-то) рюкзак
She packed her backpack for the hiking trip.
Она собирала свой рюкзак для похода.
Definitions
To fill or organize the contents of someone's backpack, typically with items they will need for a trip, school, or an outdoor activity.
Words
backpack

noun
рюкзак
pack

verb
упаковывать