adj.无礼的；鲁莽的；卑鄙的
That impudent boy put his tongue out at me. 那个无礼的男孩冲著我吐舌头。
The teacher threatened to kick the impudent pupil out of the room. 老师威胁着要把这无礼的小学生撵出教室。
We mustn't give way to these impudent demands. 我们对这些蛮横的要求不能让步。
He is the most impudent fellow in nature. 他是世界上最厚颜无耻的家伙。
