伽罗华理论 jiāluóhuálǐlùn Galois theory Definitions Defs Origin Strokes Stroke Words Sentences Sents 伽 jiā phonetic 罗 luó phonetic 华 huá phonetic 理论 理論 lǐlùn noun theory a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained; doctrine