adj.顽固的；顽强的
动词dog的过去式和过去分词.
His dogged pursuit of the presidency was turning into a national joke. 他执拗地谋求总统职位的行为变成了全国的笑柄。
He did it with dogged determination. 他以顽强的决心做了这件事。
Although he's less talented, he won by sheer dogged persistence. 他虽天赋不高，但全凭坚韧的毅力赢得了胜利。
adv.固执地；顽强地
