回馈huíkuìto give back; to repay; feedbackHSK 7-9PronunciationhuíkuìExample sentence他决定用行动回馈社会的帮助。tā juédìng yòng xíngdòng huíkuì shèhuì de bāngzhùHe decided to repay society's help with action.Read and choose an answerOne fixed sampleExplore a sample