波方程 Save Sign in to save words bōfāngchéng ㄅㄛ ㄈㄤ ㄔㄥˊ wave equation (math. physics) Character by character 波(bō)Poland 方(fāng)surname Fang 程(chéng)surname Cheng A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0