循 ㄒㄩㄣ ˊ xún 规 ㄍㄨㄟ guī 蹈 ㄉㄠ ˇ dǎo 矩 ㄐㄩ ˇ jǔ 循 ㄒㄩㄣ ˊ xún 規 ㄍㄨㄟ guī 蹈 ㄉㄠ ˇ dǎo 矩 ㄐㄩ ˇ jǔ to follow the compass and go with the set square (idiom); to follow the rules inflexibly to act according to convention