红外光谱 Save Sign in to save words Traditional (Taiwan): 紅外光譜 hóngwàiguāngpǔ ㄏㄨㄥˊ ㄨㄞˋ ㄍㄨㄤ ㄆㄨˇ infrared spectrum Character by character 红(hóng)surname Hong 外(wài)outside 光(guāng)light 谱(pǔ)chart A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0