彩虹cǎihóngrainbowHSK 6PronunciationcǎihóngExample sentence雨后天空出现了一道彩虹。Yǔ hòu tiānkōng chūxiàn le yí dào cǎihóng.A rainbow appeared in the sky after the rain.Read and choose an answerOne fixed sampleExplore a sample