頻譜 Save Sign in to save words Simplified: 频谱 pínpǔ ㄆㄧㄣˊ ㄆㄨˇ frequency spectrum spectrum spectrogram Character by character 頻(pín)frequency 譜(pǔ)chart A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0