红外线 Save Sign in to save words Traditional (Taiwan): 紅外線 hóngwàixiàn ㄏㄨㄥˊ ㄨㄞˋ ㄒㄧㄢˋ infrared ray Character by character 红(hóng)surname Hong 外(wài)outside 线(xiàn)thread A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0