He's always laying down the law about gardening but he really doesn't know much about it.

他总是对园艺工作发号施令，其实他只是一知半解。

youdao

Facts have proved that no major international issues can be tackled by just one or two countries or a group of countries laying down the law.

事实证明，重大的国际事务由一、两个国家，或某个国家集团去指手画脚，是办不好的。

youdao

The law code of Hammurabi is available to us and there's a preface to it in which he basically explains why you should obey the rules that he now is laying down for you.

《汉谟拉比法典》仍现存于世，在法典的前言里，法典作者实际上解释了为什么他将在后文中列出的法条应该被人们遵守。

youdao

Rather than London laying down the law, cities have the right to do things their way.

BBC: Clegg extends city deal to 20 more English zones

The Securities and Exchange Commission is laying down the law with dark pools--or at least starting to.

FORBES: Magazine Article

Read: Crime and punishment in sport: Laying down the law?

CNN: FIFA awards goal-line technology licenses