后盾hòudùnreliable backing; supporting strength behind someoneHSK 7-9PronunciationhòudùnExample sentence家人永远是他事业最坚强的后盾。Jiārén yǒngyuǎn shì tā shìyè zuì jiānqiáng de hòudùn.His family is always the strongest backing for his career.Read and choose an answerOne fixed sampleExplore a sample