be up to the elbows in

• 埋头于； 专心

be up to the elbows in的用法和样例：

例句

1. He is all wrapped up in his scientific studies.
   他埋头于科学研究中。
2. You get caught up in your own work.
   你可能埋头于自己的工作。
3. He was still devoted to the study of chemistry.
   他仍专心致力於化学研究。
4. You must be more attentive to your work.
   你必须更专心于你的工作。