the bike in the room is mine 其中的in the room是定语还是状语?

问题描述:

the bike in the room is mine 其中的in the room是定语还是状语?

定语啊,修饰the bike
在房间里的自行车是我的(一目了然,是定语啊)
i often read books in the room
我经常在房间里读书(in the room 状语)