(someone's) beefing up

Translations
Чье-то усиление
The team is beefing up their defense for the upcoming season.
Команда усиливает свою защиту перед предстоящим сезоном.
Definitions
The phrase '(someone's) beefing up' means that a person is increasing their strength, size, or intensity, often by gaining muscle or improving physical fitness. It can also refer more generally to making something stronger, more substantial, or more effective.
Words
someone

pronoun
кто то
is

functional word
есть
beefing

verb
наращивает
up

adverb
вверх