dense

形容词 dense:

1. permitting little if any light to pass through because of denseness of matter
   同义词：heavy, impenetrable
2. having component parts closely crowded together
   同义词：compact, thick
3. hard to pass through because of dense growth
   同义词：thick
4. having high relative density or specific gravity
5. slow to learn or understand; lacking intellectual acuity
   同义词：dim, dull, dumb, obtuse, slow

1. Dense fog is covering roads in the north and visibility is very poor.
   浓雾笼罩了北部的公路，能见度很低。
2. A dense mass of black hair framed his face.
   浓密的黑发衬托著他的面庞。
3. Traffic was interrupted by a dense fog.
   交通因浓雾而受阻。
4. They hewed their way through the dense jungle.
   他们在浓密的丛林里开辟出一条路来。
5. I can't see anything in this dense mist.
   这样的浓雾里，我什么也看不见。
6. One or two of the students in my class are a bit dense.
   我班上有一两个学生有点迟钝。

dense

adj.（形容词）
dens.er,dens.est

Having relatively high density.
稠密的：有相对较高的密度的
Crowded closely together; compact:
密集的：十分拥挤的；紧密的：
例句：
a dense population.
稠密的人口

Hard to penetrate; thick:
浓密的：难以穿透的；浓厚的：
例句：
a dense jungle.
浓密的丛林

Permitting little light to pass through, because of compactness of matter:
不透光的：由于物质致密而几乎不允许光透过：
例句：
dense glass; a dense fog.
毛玻璃；浓雾

Opaque, with good contrast between light and dark areas. Used of a photographic negative.
反差强的：不透明的，在黑白区域之间有很好反差的。常用于照相底片
Difficult to understand because of complexity or obscurity:
晦涩难懂的：因为复杂或含糊而难以理解的：
例句：
a dense novel.
一篇晦涩难懂的小说

Slow to apprehend; thickheaded.See Synonyms at stupid
笨的：理解力慢的；笨脑瓜的参见 stupid

来源：
Latin dônsus
拉丁语 dônsus

【引伸】
dense.ly
adv.（副词）
dense.ness
n.（名词）