呆滞的
(刀等)钝的
不活跃的（dull的比较级）
dueller───决斗者
Fuller───n.漂洗工；套柄铁锤；v.用套锤锻制（铁）；用套锤在……上开凿；n.(Fuller)（英、德、匈、葡、捷）富勒（人名）
Muller───n.研磨机；粉碎机；搅棒；n.(Muller)人名；(德、罗、俄、意)穆勒；(英)马勒；(法)米勒
buller───难配准母牛；n.(Buller)人名；(英、葡)布勒
culler───n.检尺员
dulled───adj.钝的；迟钝的；无趣的；呆滞的；阴暗的；vt.使迟钝；使阴暗；缓和；vi.减少；变迟钝；n.(Dull)人名；(罗、匈)杜尔；(柬)杜；(英)达尔
guller───n.(Guller)人名；(德、匈)古勒
huller───n.[农机]脱壳机；脱粒机；n.(Huller)人名；(法)于莱；(匈)胡勒
luller───催眠者
A phrenologist and a mesmerizer came—and went again and left the village duller and drearier than ever.───一位骨相学家和一位催眠师来了——又走了，这个镇子比以往任何时候都更加沉闷和乏味。
If insects paid attention to such advertisements, they might be prompted to lay their eggs on a duller, and presumably less resistant host.───如果昆虫注意到这样的广告，这可能会促使它们将卵产在一个更迟钝、据推测更不会抵抗的寄主上。
The female birds have the same pattern as the males, but they are a little duller in color．───雌性鸟类与雄性鸟类有相同的图案，但是雌性鸟类的颜色更暗淡一点。
He jumped to his feet and clapped his hand on the shoulder of a slumped, pocked version of himself, with a face, astoundingly, even duller.───他跳了起来，用手拍打着一个肩膀，那是另一个消沉、布满痘痕的他，那张面孔，实在令人惊奇，竟然更为呆滞。
In spite of all this care the Horse's coat grew steadily duller. Its eyes sank in its head and hairs began to fall out of its tail.───尽管有这些照料，马的皮毛还变得黯然无光了，眼睛也凹了进去，尾巴也直掉毛。
True, a duller ex-governor of a Midwestern state would not have had a musical written about him, or appeared in Donald Trump's reality show.───诚然，作为中西部州的前州长要是经历再乏味一些的话，就不会有人为他树碑立传，他也就不会出现在唐纳德•特朗普的真人秀上了。
It was because of that that I abandoned journalism, and took to so much duller work: tutoring and private secretaryship.───正是为了这个原因，我才离开了新闻界，干起了更枯燥的差事：家庭教师和私人秘书。
Let them go on: Without them the music would be duller, quieter and with less quality.───请让她们继续：这世界若失去她们的音乐将会何等沉闷，安静甚至劣质。
Hypo Real Estate was Germany's largest property lender: it is hard to think of a duller but more profitable dominant position.───HypoRealEstate是德国最大的房贷银行：这种支配地位枯燥无味、却利润丰厚，难找出其右者。
There are many teachers in schools and colleges who seem duller than the dullest of their pupils; they go through the motions of teaching, but they are as impersonal as a telephone.
Tom ought to have weeded out the duller articles from his book.
Finland seemed even duller on my next visit in July.
If the religious lobby has its way, Sundays will certainly be duller for the heathen.
It was because of that that I abandoned journalism, and took to so much duller work: tutoring and private secretaryship.
A more conductive carbon black part typically has a more mottled, duller surface.
If you don't understand then you're duller than I thought.
He heard the hollow thudding of hooves and the duller sound of feet constantly tramping the timbers of the drawbridge.
The cocks are brightly coloured to attract many duller coloured and camouflaged females as potential mates.