弧长 Save Sign in to save words Traditional (Taiwan): 弧長 húcháng ㄏㄨˊ ㄔㄤˊ arc length Character by character 弧(hú)arc 长(cháng)long Words that sound like húcháng 胡缠 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0