большую часть своих

most of one's

→ большой
phrase Rare #28,642
most of one's Used with plural nouns to mean most of one's things, money, or other possessions. The form changes according to the noun: большую часть своего времени means “most of one's time,” while большую часть своей жизни means “most of one's life.”
RU: Она потратила большую часть своих сбережений на ремонт.
EN: She spent most of her savings on renovations.