The parcel extends beyond the room vertically, through the roof and below the floor. Thus people standing outside the room would not hear the conversation, but people hovering over the room could.
媒体包从屋顶和地板垂直穿过房间，这样，站在房间外面的人听不到聊天，但在房间上面盘旋的人则能听到。
2
She had taken a few steps into the room, and had deposited a tolerably bulky parcel on the table.
她向那屋子中间走了几步，把一个相当大的包裹放在桌子上。
3
You have left the parcel there, it's right on the table in your room. Shall I catch it for you?