Gained by effort or skill; in one's experience, memory or possession

With seven straight victories under their belt, the team went on to win the championship

Con sette vittorie consecutive all'attivo, la squadra ha poi vinto il campionato

At one time, she was known as arrogant, with above-average narcissism even for a young actress. But over time and with a few flops under her belt, she is supposed to have mellowed

Una volta era considerata arrogante e troppo narcisista, anche per una giovane attrice; ma oggi, con il passare del tempo e con qualche "fiasco" in tasca, sembra che si sia ammorbidita

It compares food ingested to an experience that has been digested