reduced circumstances
noun [ plural ] old-fashioned uk/rɪˌdʒuːst ˈsɜː.kəm.stɑːn.sɪz/ us/rɪˌduːst ˈsɝː.kəm.stæn.sɪz/
（变穷的委婉说法）境况不济，落泊
a polite way to describe a situation in which someone is poorer than they once were
She claims she is a duchess living in reduced circumstances. 她声称她是个落泊的女公爵。