他决不是傻子。He is anything but a fool.He is not a fool at all.He is far from being a fool.He is by no means a fool.
分析：
一、anything but为习语，意为“根本不是”“一点不是”“绝不是，决不是”“什么都不……除了……”
l like anything but cucumbers.我一点不喜欢黄瓜。
You don‘t care about anything but yourself and your precious face.
你什么都不关心，除了你自己和你那张娇贵的脸。
He didn‘t speak anything but Greek
他只会说希腊语。
I will be anything but quiet on Saturday night!
星期六的晚上我根本静不下心来！
There‘s no evidence that he told anyone to say anything but the truth
并无证据表明他让什么人隐瞒真相。
The Los Angeles police chief was not always so insulated from politicians;anything but.
洛杉矶警察局局长并不总是如此疏远政客，根本不会。
They were anything but friendly off-camera, refusing even to take the same lift.
在银幕外，他们彼此一点也不友好，甚至不愿同乘一部电梯。
It makes it hard for the Fed to do anything but stand pat till the economy‘sdirection becomes clearer.
这让美联储几乎无计可施，在经济发展方向明朗之前只好硬挺着。
以上7例来自《柯林斯高阶英汉双解学习词典》
I’ll do anything but that. 我绝不会干那种事。
The party was anything but a success. 晚会根本不成功。
The fight is anything but finished. 斗争绝没有结束。
The hotel was anything but satisfactory. 这家旅馆一点不让人满意。
注anything but 有时可单独使用。如：
I don’t mean he’s lazy—anything but! 我不是说他懒，他根本不懒。
注anything but不仅可用于事物，也可用于人。如：
He is anything but a poet. 他绝不是诗人。
He was anything but polite. 他根本没有一点礼貌。
l like nothing but cucumbers .译：我什么东西都不喜欢（但）喜欢黄瓜=我只喜欢黄瓜。
nothing but也是习语，意为“仅仅”“只”。如：
He’s nothing but a criminal. 他只不过是个罪犯。
He dreams of nothing but going home. 他只想回家。
There is nothing but some waste paper in the desk. 课桌里只有些废纸。
He has nothing but praise for the managers at his company. 对他公司的经理们他只是一味地赞美。
二、not……at all
not...at all
释义：根本不，一点也不。
not at all
释义：一点也不，没什么，别客气。not at all可以用在否定句中，意思是“根本不，一点也不，也可单独使用，特别是在答语中，意思是“一点也不，没关系，不用谢 。Not at all, it was a pleasure.别客气，不用谢。
not...at all
用法：not后面是省略号，不是固定搭配可以填形容词和副词，用于否定句，一点也不。
例句：He was not tired at all.
译文：他一点儿也不累.
We need a win — a draw won‘t do at all
我们需要一场胜利，平局根本不行。
《柯林斯高阶英汉双解学习词典》
I certainly don‘t remember talking to you at all
我当然完全不记得和你讲过话。
《柯林斯高阶英汉双解学习词典》
I don‘t agree with you at all.
我压根儿就不赞成你的主张。
《汉英大词典》
It is no benefit to me at all.
这对我毫无益处。
《汉英大词典》
I don‘t mind a bit ( at all).
我一点也不在意。
《汉英大词典》
He didn‘t come at all. It was silly of us to keep on waiting for him.
他根本没有来，我们傻等了他半天。
《汉英大词典》
He is not stupid at all.
他一点也不傻。
《汉英大词典》
He does not understand finance at all.
他对财务一窍不通。
《汉英大词典》
I don‘t know him at all.; He‘s a perfect stranger to me.
我与他素不相识。
《汉英大词典》
No-one minds that she‘s a woman, that‘s no sweat at all.
没有人在意她是个女人，这完全没有关系。
Such countries are not ‘developing‘ at all, but regressing.
这些国家根本不是在“发展中”，而是在倒退。
Health experts are now preaching that even a little exercise is far better than noneat all
现在健康专家都在宣扬，即使是少量的运动也远比根本不运动好得多。
注意：not的各种变形
I feel no sorry for it at all.
我对此一点也不感到惋惜。
《汉英大词典》
We‘ve had no fine weather at all this week.
这个星期简直没有一个好天气。
《汉英大词典》
I am not an obsessive. Not at all. （单独与否定句连用的用法）
我不是个强迫症患者，完全不是。
Really I had no business to be there at all.
真的，我根本没有道理呆在那里。
The letter might not have been meant for me at all.
这封信也许根本就不是写给我的。
Without her care and concern, he had no chance at all
若非她的关心和照顾，他根本没有机会。
I‘m not like that at all. Not in the least
我哪里是那种人。绝对不是。
I‘m not at all secretive, and I‘m pretty good at calling a spade a spade.
我不会遮遮掩掩，我喜欢直言不讳。
at all用在肯定句中，对于动作的加强的意味：
He liked to sit and wonder at all that had happened
他喜欢坐着对发生的一切惊叹不已。
People were bunched up at all the exits
所有的出口都挤满了人。
It‘s very discouraging to be sneered at all the time.
成天受嘲讽是很令人泄气的。
《汉英大词典》
By common consent their talk avoided the reason for their being there at all
双方达成共识，他们的谈话对他们去那儿的原因完全避而不谈。
《柯林斯高阶英汉双解学习词典》
‘Are you dizzy at all?‘ he asked her. （疑问句中的用法，“有点”）
“你是否有点儿头晕呢？”他问她。
以上例子均出自《柯林斯高阶英汉双解学习词典》等权威词典。
三、 far from远不是，根本不是，远没有；远处
Britain‘s concern to protect national sovereignty is far from new.
英国对捍卫国家主权的关切早已不是什么新鲜事了。
Far from being separate, the mind and body form an indivisible whole.
心智与身体绝不是分离的，它们形成了一个不可分割的整体。
Research on the matter is far from conclusive.
对这一问题的研究还远远没有定论。
In fact, the oil companies are already prospecting not far from here.
事实上，石油公司已经在离此不远处进行勘探。
He was far from being satisfied with the way the things were done.
这几件事办得太不遂他的心了。
《汉英大词典》
He is far from ( being) an excellent student.
他谈不上是个优等生。
《汉英大词典》
It is far from the truth.
事实远非如此。
《汉英大词典》
He thought that he, far from being a routed general, had meritorious service to his credit.
他认为自己是有功之臣，不是败军之将。
《汉英大词典》
The employers and the trade union leaders are still poles apart, and are far fromreaching an agreement or compromise.
雇员们与工会领袖们的意见仍大相径庭，根本无法达成一致或进行妥协。
《汉英大词典》
It was a highly respectable and what was called an ‘old-fashioned‘ hotel situated not far from Piccadilly.
这是一家非常体面的“老式”旅馆，坐落在离皮卡迪利广场不远的地方。
《柯林斯高阶英汉双解学习词典》
It was obvious that much of what they recorded was far from the truth
显然，他们所记录的很多根本不是事实。
Far from being relaxed, we both felt so uncomfortable we hardly spoke
我们两人非但没有放松，反而都感觉很不自在，几乎没有说话。
The current sole superpower is far from being a disinterested observer
当前唯一的超级大国远不是一个公正的旁观者
It‘s still far from clear what action the government proposes to take over the affair
政府打算采取何种行动处理该事件仍然十分不明朗。
An obsessive search for our inner selves, far from saving the world,
could send us all mad.
一味地找寻自我不但不能拯救世界，反而会将我们都逼疯。
The government, far from being cowed by these threats, has vowed to continue itspolicy.
该政府丝毫没有被这些威胁吓住，发誓要继续执行其政策。
From his slow walk and laboured breathing, Ginny realized he was far from well.
看他步履缓慢、呼吸困难的样子，金尼意识到他的身体还远未恢复。
It is still far from clear exactly what the Thais intend to do.
现在还完全不清楚泰国人究竟想做什么。
The tussle to free the individual from the nanny state is still far from won.
将个体从保姆式国家解放出来的斗争离胜利尚远。
Being dyslexic does not mean that one is unintelligent. Far from it.
患有诵读困难症并不意味着智力低下。两者相差甚远。
The boardroom strife at the company is far from over
公司董事会的明争暗斗还远没有结束。
以上没有注明出处的例子均来自《柯林斯高阶英汉双解学习词典》
四、 by no means决不;丝毫不;一点儿也不
I am by no means an unsociable person.
我绝对不是一个不合群的人。
Differences were papered over but by no means were they fully resolved.
分歧被掩盖了，但是绝没有得到完全解决。
On matters of principle we should be clear-cut in attitude, and by no means beequivocal.
在原则问题上，我们必须态度鲜明，决不能模棱两可。
He was forceful, but by no means a zealot.
他个性坚定，但绝不是什么狂热分子。
This is by no means an exhaustive list but it gives an indication of the manyprojects taking place
这绝称不上是详尽无遗的清单，但是列出了很多正在进行的项目。
This proposal is by no means a sure thing.
这个提议绝不会理所当然地获得通过。
Aggression is by no means a male-only trait.
好斗性绝非男性才具有的特征。
His six-year transition programme has by no means been a complete failure.
他的六年转型计划绝没有彻底失败。
The Mafia is by no means ignored by Italian television.
意大利电视台绝对不会放过对黑手党的关注。
This is by no means out of the ordinary
这丝毫不足为奇。
Politics is by no means the only arena in which women are excelling.
政坛绝不是女性大显身手的唯一舞台。
While the modelling business is by no means easy to get into, the good model, male or female, will always be in demand
尽管模特行业绝不是那么容易进入的，但是好的模特，不论男女，总是需要的。
Although by no means a cure, it goes a long way towards making the patient‘s lifemore tolerable.
虽然并不能根治，但它对减轻病人的痛苦大有帮助。
以上例子来自《柯林斯高阶英汉双解学习词典》
His view is by no means without foundation.
他这种看法决不是凭空产生的。
《汉英大词典》
The occurrence of such things is by no means fortuitous.
出现这种问题绝不是偶然的。
《汉英大词典》
The results are by no means poor.
成绩不算太差。
《汉英大词典》
This scene is by no means easy to shoot.
这个镜头可不容易摄。
《汉英大词典》
It is by no means cheap.
并不便宜。
《汉英大词典》
The uses of coal are by no means limited to those.
煤的用途何止那一些。
《汉英大词典》
值得一提的是，这个短语放在句首，句子是要倒装的。方式状语提前强调,可以引起倒装的By no means can he get there in 10 minutes.他决不可在10分钟内去哪儿。
By no means will away team defeat the defending champion.客队怎么也不可能击败卫冕的主队的。
By no means can you smoke here.(注意到装用法)
你再这儿绝不可以抽烟。
By no means was he able to handle it.这件事他绝对没办法处理。