He was so absorbed in a book that he did not hear the bell.

他如此专心致志地读书以致没听见铃响。

youdao

He was absorbed in the book.

他全神贯注于书本上。

youdao

Absorbed in his book, he didn't notice me enter the room.

专心于读书，他没注意到我进入房间。

youdao

Absorbed in his book, he didn't notice me enter the room.

专心于读书，他没注意到我进入房间。

youdao