obtuse
adj. 迟钝的；圆头的；不锋利的
例句
Are you being deliberately obtuse?
你是不是故意装傻？
《牛津词典》
I've been waiting for you to ask me the question yourself, and you're being obtuse and slow about it.
我一直在等你亲自问我这个问题，而你对此一直迟钝缓慢。
《柯林斯英汉双解大词典》
She answered me like the obtuse child she decided I was.
她当即觉得我愚钝不可教，但还是回答了我。
