警察承认打了这个学生，但是说他们是根据上级命令行事的。

The policemen admitted beating the student, but said they were acting on orders from above.

《柯林斯英汉双解大词典》

根据他们的规则行事。

Play by their rules.

youdao

这本书讲述的是聪明的公司如何根据数据行事。

The book talks about how smart companies "act by Numbers."

youdao

There are lots of incentives, people acting in their own interests--they have to do that.

有很多的动机，促使人们根据自己的利益行事-他们也不得不这样做。

耶鲁公开课 - 金融市场课程节选

Let's do what Maslow talked about back in 1950s.

我们根据Maslow20世纪50年代所说的来行事。

哈佛公开课 - 幸福课课程节选