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| be incumbent on (be imposed or expected as an obligation, duty, or requirement on someone • He felt it was incumbent on us all to help. • As the wealthier citizens of the country, it's my firm belief that it is incumbent upon us to contribute toward the welfare of those who are less fortunate. • He felt it was incumbent on him to take over the responsibilities of his father's business. 4uzhoj) | |||
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быть долгом : 183 фразы в 19 тематиках |