poison brick

例句：

1. 1.The poison bricks were scattered all over the room, making it difficult to move around.
   毒砖散落在房间里，使得移动起来很困难。
2. 2. The children were playing with the poison bricks, unaware of their danger.
   孩子们在玩毒砖，没有意识到它们的危险性。
3. 3. The poison bricks were used in ancient times as a weapon against enemies.
   毒砖在古代被用作对抗敌人的武器。