If you disclaim knowledge of something or disclaim responsibility for something, you say that you did not know about it or are not responsible for it.
例句
She disclaims any knowledge of her husband's business.她否认对她丈夫的事知情。The government has disclaimed responsibility for the deaths of six people.政府否认对 6 人的死亡负有责任。
英汉词典释义
vt.
否认
He disclaimed any interest in the plan.他否认对该计划有任何兴趣。