详细解释:a. 钝的, 不锋利的, 愚钝的
【医】 钝形的, 迟钝的(智力)
词型变化：
形容词比较级:obtuser最高级:obtusest名词:obtuseness副词:obtusely英语解释：
形容词 obtuse:
of an angle; between 90 and 180 degreesof a leaf shape; rounded at the apexlacking in insight or discernment- Jasper Griffin同义词：purblind