1. She sat in a brown study, lost in her thoughts.
(Dia duduk dalam lamunan, tenggelam dalam pikirannya.)

2. He often finds himself in a brown study when he's alone.
(Dia sering merasa dalam lamunan ketika sendirian.)

3. The writer was in a brown study as he tried to come up with a new idea for his novel.
(Sang penulis sedang dalam lamunan saat mencoba mencari ide baru untuk novelnya.)

4. She was so deep in a brown study that she didn't hear her name being called.
(Dia begitu tenggelam dalam lamunan hingga tidak mendengar saat namanya dipanggil.)

5. The student was in a brown study during class, not paying attention to the lesson.
(Siswa itu tenggelam dalam lamunan saat pelajaran berlangsung, tidak memperhatikan pelajaran.)

6. He went for a walk in the park to clear his mind after being in a brown study all day.
(Dia pergi berjalan-jalan di taman untuk menyegarkan pikirannya setelah tenggelam dalam lamunan sepanjang hari.)