(adj.) slow to learn or understand; lacking intellectual acuity; 'so dense he never understands anything I say to him'; 'never met anyone quite so dim'; 'although dull at classical learning, at mathematics he was uncommonly quick'- Thackeray; 'dumb officials make some really dumb decisions'; 'he was either normally stupid or being deliberately obtuse'; 'worked with the slow students' .
(adj.) having high relative density or specific gravity; 'dense as lead' .
(adj.) hard to pass through because of dense growth; 'dense vegetation'; 'thick woods' .
(adj.) permitting little if any light to pass through because of denseness of matter; 'dense smoke'; 'heavy fog'; 'impenetrable gloom' .
道格拉斯校对
校对:梅雷迪思