确信quèxìnto be convinced; to firmly believe; to be certainHSK 7-9PronunciationquèxìnExample sentence我确信他会准时到达,因为他向来守时。Wǒ quèxìn tā huì zhǔnshí dàodá, yīnwèi tā xiànglái shǒushí.I am convinced that he will arrive on time, because he is always punctual.Read and choose an answerOne fixed sampleExplore a sample