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at one's expense
01
за его счёт, на его деньги
used to say who has paid for something
idiom
Примеры
We were taken out for a meal at the company's expense.
Ремонт сделали за счёт хозяина.
02
используется в шутке о человеке
(particularly of a joke) in a way that causes harm to someone or makes them embarrassed
disapproving
idiom
Примеры
He told a joke at her expense, which left her feeling humiliated in front of the entire group.
