lay down the law (lèi dāo zhī lù)

Idiom Law

含义

to state rules firmly and clearly

明确而坚定地声明规则 (míngquè ér jiāndìng de shēngmíng guīzé)

例句

"The manager laid down the law about punctuality."

"经理对准时问题明确规定了规则。" (Jīnglǐ duì zhǔnshí wèntí míngquè guīdìngle guīzé.)