1. 呆滞的
2. 钝的，不锋利的
3. 萧条的
4. 不鲜明的
5. 无聊的，单调的
6. 无光泽的，晦暗的
7. 昏暗的，阴暗的，阴沉的
8. 模糊的，隐约的
9. 愚钝的，迟钝的，呆笨的
10. 令人生厌的
11. 感觉迟钝的
12. 不快的

1. 变钝，变迟钝，变得不活泼
2. （把...）弄钝
3. 使阴暗，使阴郁
4. 减少，缓和，减轻
5. 使不活跃，使迟钝，使不活泼
6. 变低沉
7. 变得无光泽，变阴暗
8. 变模糊
9. 迟钝

1. 不鲜明的,不清楚的 not bright or clear
2. 迟钝的,呆笨的 slow in understanding; stupid
3. 枯燥无味的,令人厌烦的,单调的 lacking interest or excitement; boring; monotonous
4. 不锋利 not sharp
5. 感觉不明显 (of pain) not felt sharply
6. 萧条的,清淡的 (of trade) not busy; slow

1. lacking in liveliness or animation;

   "he was so dull at parties"
   "a dull political campaign"
   "a large dull impassive man"
   "dull days with nothing to do"
   "how dull and dreary the world is"
   "fell back into one of her dull moods"
   

2. emitting or reflecting very little light;

   "a dull glow"
   "dull silver badly in need of a polish"
   "a dull sky"
   

3. being or made softer or less loud or clear;

   "the dull boom of distant breaking waves"
   "muffled drums"
   "the muffled noises of the street"
   "muted trumpets"
   

4. so lacking in interest as to cause mental weariness;

   "a boring evening with uninteresting people"
   "the deadening effect of some routine tasks"
   "a dull play"
   "his competent but dull performance"
   "a ho-hum speaker who couldn't capture their attention"
   "what an irksome task the writing of long letters is"
   "tedious days on the train"
   "the tiresome chirping of a cricket"
   "other people's dreams are dreadfully wearisome"
   

5. (of color) very low in saturation; highly diluted;

   "dull greens and blues"
   

6. not keenly felt;

   "a dull throbbing"
   "dull pain"
   

7. 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"
   "dumb officials make some really dumb decisions"
   "he was either normally stupid or being deliberately obtuse"
   "worked with the slow students"
   

8. (of business) not active or brisk;

   "business is dull (or slow)"
   "a sluggish market"
   

9. not having a sharp edge or point;

   "the knife was too dull to be of any use"
   

10. blunted in responsiveness or sensibility;

    "a dull gaze"
    "so exhausted she was dull to what went on about her"
    

11. not clear and resonant; sounding as if striking with or against something relatively soft;

    "the dull thud"
    "thudding bullets"
    

12. darkened with overcast;

    "a dark day"
    "a dull sky"
    "the sky was leaden and thick"
    

1. make dull in appearance;

   "Age had dulled the surface"
   

2. become dull or lusterless in appearance; lose shine or brightness;

   "the varnished table top dulled with time"
   

3. deaden (a sound or noise), especially by wrapping

4. make numb or insensitive;

   "The shock numbed her senses"
   

5. make dull or blunt;

   "Too much cutting dulls the knife's edge"
   

6. become less interesting or attractive

7. make less lively or vigorous;

   "Middle age dulled her appetite for travel"
   

1.枯燥无味的;沉闷的;无聊的
If you describe someone or something asdull, you mean they are not interesting or exciting.

e.g. They are both nice people but can be ratherdull...
他俩都是好人但非常沉闷。
e.g. I felt she found me boring anddull...
我觉得她认为我既无趣又沉闷。

2.没精打采的;无生气的
Someone or something that isdull is not very lively or energetic.

e.g. The body's natural rhythms mean we all feeldull and sleepy between 1 and 3pm.
人体生物钟会让我们在下午 1 点到 3 点之间感觉没精打采、昏昏欲睡。

3.(颜色或光)不明亮的,晦暗的
Adull colour or light is not bright.

dull在线翻译

e.g. The stamp was adull blue colour.
邮票是晦暗的深蓝色。

4.阴沉的;昏暗的;多云的
You say the weather isdull when it is very cloudy.

e.g. It's alwaysdull and raining.
天气总是阴雨连绵。

5.（声音）不清晰的，隐约的，低沉的
dull sounds are not very clear or loud.

e.g. The long whining whistle of a shell was followed by thedull boom of the explosion...
在炮弹长长的哀鸣声呼啸而过之后是隆隆而低沉的爆炸声。
e.g. The coffin closed with adull thud.
棺材合上时发出一声闷响。

6.(感觉)不明显的，不强烈的，隐约的
dull feelings are weak and not intense.

e.g. The pain, usually adull ache, gets worse with exercise...
通常不明显的疼痛在运动后会加剧。
e.g. I realized with a kind ofdull shock that I didn't recognize a single name.
我暗自一惊，发现一个名字都不认识。

7.钝的;不锋利的
If a knife or blade isdull, it is not sharp.

8.(使)不强烈;(使)变得无光泽;(使)无生气
If somethingdulls or if itis dulled, it becomes less intense, bright, or lively.

e.g. Her eyes dulled and she gazed blankly...
她眼神暗淡，呆呆地凝视着。
e.g. He candull your senses with facts and figures...
他会用事实和数据蒙蔽你的理智。

1. dull的反义词

1. 迟钝的：地名志或地名研究(Toponymy)属于历史语言学范畴. 历史语言学家对地名的来源作了相当的研究. 美国内务部曾汇集了一批能干的语言学家,成立了专门机构,其任务是对美国的地名来源进行研究,给以准确的解释. Bairn or wean 小孩、儿童(child)Dour 迟钝的(dull)Feart 害怕的、吓坏的(scared)

2. 钝：这首歌曲可能是她比较愚钝(dull)的单曲之一,而且大概有她比较微弱的声音表现的其中之一. 然而,它具有「旋律可能真正感动你」的片刻. 麻衣在桥段(bridge)的歌唱部份很有趣. Michael Africk 提供一些很棒的幕后合音 .

3. 枯燥无味：5:语言表达层面上一定要用地道的英语中国人自己读得很顺的英语往往是按中文的语言逻辑写成的中式英语,不但会大大削弱您想表达的意思,产生误解,而且会让招生人员看起来很枯燥无味(dull).