差商 Save Sign in to save words chāshāng ㄔㄚ ㄕㄤ difference quotient math. divided difference math. finite difference math. Character by character 差(chā)difference 商(shāng)Shang Dynasty Other words read chāshāng chashang with other tones 插上 Often confused with chashang 擦伤 Other words read chāshāng chashang with other tones 插上 Often confused with chashang 擦傷 A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0