go through the motions 敷衍了事

“敷衍了事”，汉语成语，意思是指办事马马虎虎，只求应付过去就算完事。形容做事不认真。可以翻译为“ work perfunctorily，do things carelessly”。与英文短语“go through the motions”意思相近，表示“ to do something without making much effort to do it well”。

例句：

你真的不在意，是吗？你只是在敷衍了事。

You really don't care, do you? You're just going through the motions.

他们只是敷衍了事。

They only made a perfunctory effort.