The scheme can not only reduce the overhead of the server obviously, but also counter the online dictionary attacks and denial of service ( DoS) attacks and so on. The security of the application system greatly is enhanced.

New authentication scheme to counter online dictionary attacks

一种新型抵御字典攻击的认证方案

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This paper proposed an online dictionary training algorithm, utilizing reconstruction error to update the current dictionary, greatly increases learning efficiency and realizes the real-time processing as well.

本文提出了一种在线字典训练算法，利用重构误差更新当前字典，大大提高了学习效率并实现了样本的实时处理。

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When I review articles, I tend to turn on my online dictionary for reference.

看论文时我都是对着网上词典来看的，不懂就查。

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She's easy on the eye, I'll grant you.

我必须对你承认，她很好看。

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Preview reports describe the movie as like a fashion show and easy on the eye.

各媒体提前观影后纷纷表示，这部电影更像是一出时装秀，非常赏心悦目。

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Peggy is not quite so good-looking as her sister but very easy on the eye, all the same.

佩吉不如她妹妹漂亮，但她还是很好看的。

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We painted our living room in pastel colours to make it easy on the eye.

我们用轻淡柔和的颜色粉饰起居室，使它赏心悦目。

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She was past forty, more handsome than pretty, but still easy on the eye.

她已年逾40，端庄更胜美丽，但依旧养眼。

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All were easy on the eye.

每个人看起来都那么赏心悦目。

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It's the kind of world a lot of rich people love.

这里是很多富人热爱的地方。

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They throw a party so rich people like me.

他们就像我这样的富人一样。

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Few startups happen in Miami, for example, because although it's full of rich people, it has few nerds.

例如，迈阿密的初创公司就很少，因为那里虽然到处都是富人，但书呆子很少。

四级真题- 2015年 12月 3卷 阅读A

At first only rich people could buy cars.

最初只有富人买的起汽车。

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Some rich people like to live it up.

有些有钱的人喜欢挥霍。

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They are in with the rich people.

他们与有钱的人过往甚密。

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Generally, rich people are used to working for charities.

通常富人都喜欢搞些捐助活动。

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You're not gonna find many rich people on death row.

没有哪个死囚是富家子。

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Rich people also want help with handling their money.

有钱人也需要人帮他们管钱。

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In some places, rich people ask others to cry in funerals for waste and extravagance.

在一些地方，有钱人请人代为哭丧，是为了讲排场，摆阔气。

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So they are likely to remain rich people's playthings rather than practical transport solutions for the masses.

所以，它们很可能只是富人的玩物，而不能为大众解决交通问题提供实用的方案。

六级真题- 2019年 6月 2卷 短文填空