JACK told his mother the cat knock the vase off the table ,but the truth is he said

问题描述:

JACK told his mother the cat knock the vase off the table ,but the truth is he said
knock the vase off

knock the vase 撞到花瓶
off the table 掉下桌子
这句感觉有点问题,为什么用but.连接,逻辑不对啊