gizmo

例句：

1. 1. I found a gizmo in the drawer that I didn't know it was there.
   我在抽屉里发现了一个我不知道它在那里的小玩意。
2. 2. The gizmo is so small that it can fit in my pocket.
   这个小玩意太小了，可以放进我的口袋里。
3. 3. This gizmo has a built-in camera and can be used to take pictures.
   这个小玩意内置相机，可以用来拍照。