be irresponsible for

例句：

1. 1. He was found to be irresponsible for the accident.
   他被发现对事故不负责任。
2. 2. She was found to be irresponsible for her actions.
   她被发现对她的行为不负责任。
3. 3. The company was found to be irresponsible for its poor performance.
   该公司被发现对其糟糕的表现不负责任。