运筹学 Save Sign in to save words Traditional (Taiwan): 運籌學 yùnchóuxué ㄩㄣˋ ㄔㄡˊ ㄒㄩㄝˊ operations research (OR) Character by character 运(yùn)move 筹(chóu)chip 学(xué)learn A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0