commandment
/kəˈmɑːndmənt/noun
1- a divine rule, especially one of the Ten Commandments神的戒律, 圣诫（尤指基督教十诫中的一诫）。
1.1
- humorous a rule to be observed as strictly as one of the Ten Commandments〈幽默〉（像十诫一样必须严格遵守的）规定, 法令。
词源
Middle English: from Old French comandement, from comander 'to command' （see COMMAND）.