disregard的词根为regard
例句
1、
She shows a total disregard for other people's feelings.
她丝毫不顾及别人的感受。
2、
He drove with blithe disregard for the rules of the road.
他开车时全然不顾交通法规。
3、
He showed a reckless disregard for his own safety.
他对个人安危全然无所顾忌。