dim-witted
例子
His dim-witted response to the puzzle indicated a lack of understanding of its straightforward solution.
他对谜题的愚蠢回答表明他不理解其简单的解决方案。
Despite repeated explanations, the dim-witted character in the story struggled to comprehend the basic plot.
尽管反复解释，故事中愚钝的角色还是难以理解基本情节。
