BBOL

例句：

1. 1. He found some BBOL in his desk drawer.
   他在桌子抽屉里发现了一些无用的东西。
2. 2. The old books are just BBOL to us.
   旧书对我们来说只是无用之物。
3. 3. Don't bring that BBOL into the house.
   不要带那些无用之物进屋。