생각에 잠기다
This pattern means to become deeply absorbed in thoughts or a mood. It is formed with a noun + 에 + 잠기다. You can reuse it with different nouns, especially for quiet reflection or strong feelings. Example: 그는 창밖을 보며 잠시 생각에 잠겼다.
그는 창밖을 보며 잠시 생각에 잠겼다.
He looked out the window and briefly fell into thought.
