一言不发yìyán-bùfāto not say a single word; to remain completely silentHSK 7-9Pronunciationyìyán-bùfāExample sentence他被问到这件事时,一言不发。Tā bèi wèn dào zhè jiàn shì shí, yì yán bù fā.When he was asked about this matter, he didn't say a word.Read and choose an answerOne fixed sampleExplore a sample