0 (of an angle) more than 90° and less than 180° -- （角度）钝角的
1 stupid and slow to understand, or unwilling to try to understand -- 愚笨的；迟钝的；迟缓的
The answer's obvious - or are you being deliberately obtuse? 答案很明显——要不你们就是在故意装傻？
Frons polished and weakly punctate, the punctures anteriad the ocellar field sparse and shallow; ocellar triangle arranged to form an obtuse triangle with a slight depression anteriad the median ocellus.
In the first case, all 4-gons contain two obtuse angles and two acute angles, so the pseudo-road finishes with an edge of two obtuse angles.
Referees are convinced that authors are too arrogant and obtuse to recognize blatant fallacies in their own reasoning, even when these have been called to their attention with crystalline lucidity.
In the second case, there is a 4-gon whose angles are all obtuse; this 4-gon is unique in the sequence and its position is arbitrary.
Both are obsessed with image management and employ elaborate rituals to develop a producer's reputation, austerity and obtuse approachability, all of which are considered vital to sustaining one's career.
They often turn their minds to obtuse subjects which do not affect the individual.
They are not being obtuse or refusing to act.
Is he trying to be obtuse, or can he not help that?
