埋头用英语短语怎么说呢

To bury one's head in something means to focus intensely on a task or activity, often to the exclusion of other things. In Engpsh, you can say "to bury one's head in" something to describe this behavior. For example:

"She's been burying her head in her work all week, barely taking a break."

"He's been burying his head in his studies, preparing for his exams."

"She's been burying her head in her phone, scrolpng through social media for hours."

Note that "to bury one's head in" can be used to describe both positive and negative behaviors. It can refer to someone who is focused and dedicated to their work or studies, but it can also refer to someone who is avoiding or ignoring other responsibipties or obpgations.