橢圓積分 Save Sign in to save words Simplified: 椭圆积分 tuǒyuánjīfēn ㄊㄨㄛˇ ㄩㄢˊ ㄐㄧ ㄈㄣ elliptic integral math. Character by character 橢(tuǒ)ellipse 圓(yuán)circle 積(jī)amass 分(fēn)divide A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0