組合數學 Save Sign in to save words Simplified: 组合数学 zǔhéshùxué ㄗㄨˇ ㄏㄜˊ ㄕㄨˋ ㄒㄩㄝˊ combinatorial mathematics combinatorics Character by character 組(zǔ)form 合(hé)close 數(shù)number 學(xué)learn A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0