ball lump

例句：

1. 1.The ball lumps were hard to move around the room.
   这个球状物很难在房间里移动。
2. 2.He squeezed the lump out of his pocket and handed it to her.
   他挤出口袋中的球状物并递给她。
3. 3. The lump in his chest felt like a brick.
   他胸口的肿块感觉像一块砖头。