hard to prove

Other theories run into the problem of being hard to prove .

其他理论则遇到了难以证明的问题。

He went on : Although they are hard to prove these claims can get really ugly .

他继续说：不过他们难以证明这些声明真的会很讨厌。

It is not hard to prove the above two properties by induction .

不难利用归纳法证明上面两个性质。

It wasn 't hard to prove he started the fire .

不难证明火是他放的。

That would itself be market abuse - but would be hard to prove .

这应属于市场滥用但很难证明属实。

In practice these are hard to prove .

在实践中，汇率操纵很难被证实。

These things are really hard to prove .

这些事情证明起来是很难的。

Hard to prove either way .

任何方法都很难证明。

Grant that you are correct , you may find it hard to prove your point .

就算你对，可你要论证这一点却非易事。

It is hard to prove that these factors are related , but they do seem to form a pattern .

人们很难证明这些因素存在联系，但它们确实看上去形成了一种模式。

Artificial rainmaking is practised in many countries but its success is hard to prove .

许多都了人工降雨，但难以证实其作用。

Even it is hard to prove that the USA exists , not to mention other planets .

连美国都不好证明，何况别的星球！

Mr. Binney 's claims were hard to prove .

宾尼的说法很难证实。

With a few exceptions , an oral agreement is enforceable but will often be hard to prove .

尽管存在少数特例，但一般情况下，口头协议虽然具备法律效力但往往难以证实。

This has been hard to prove , however , because the counterfactual whether things are any better at private companies lacks data .

然而，这一点一直无法证明，因为缺乏证据证明相反的事实（即私人公司的情况是否更好）。

Folk tales have long held that the lights also produce odd sounds , but the claims were hard to prove .

很久以前民间故事就坚信光能发出奇怪的声音，但却很难得到证实。

But another property that was easy to guess , but very hard to prove , was that the primes would always thin out ,

然而，素数还有另一个性质，虽然很容易看出来，但却很难证明，那就是它的分布越来越稀疏。

The latter is hard to prove , although the oil price has come down recently as talk of further QE has receded .

后一种原因很难证明，不过最近随着美国出台进一步定量宽松政策的讨论有所消退，油价有所下跌。

The fact that you caused no damage and did not steal any data is not only irrelevant , it may actually be hard to prove !

事实上您并不会造成任何损害，而且也不会窃取任何数据，但这并不重要，而且实际上也很难证实这一点！

Water pollution has universality and sociality so that local prevention and cure such as sporadic and small - scale measures is hard to prove effective .

水污染具有广泛性和社会性，采取分散的小规模的措施去进行局部的治理往往难以奏效。

And that can be hard to prove since clinics may notrevealsuch things about their donors due to confidentiality agreements , immigration law experts say .

体外受精如今越来越普遍。移民法专家说，诊所也许因保密协议无法透露捐赠者的信息，所以捐赠者国籍便难以证实。

Mu Yuanguang , HR manager at Hainan Airlines , also urged graduates not to try too hard to prove themselves .

海南航空公司人力资源部经理穆光远也劝诫大学毕业生们不必过度地去证明自己。

It is hard to prove , but high frequency economics reckons it is likely that the families most in debt have few financial assets to sell .

尽管这一点难以得到证实，但highfrequencyeconomics估计，债务负担最重的家庭可能没有什么金融资产可出售。

Things like this are always hard to prove , but we have it on good authority that beer was among the provisions Noah loaded onto the ark .

这种事情总是很难证明的，但我们有充分的根据相信，啤酒是诺亚带上方舟的必需品之一。

Nailing offenders can be tricky , since people often share an internet connection and it is hard to prove which of them used it to download files illegally .

非法下载的用户不屈不挠，也很狡猾。分享链接在网络用户中很常见，很难确定哪个用户使用了非法链接。

Because it is hard to prove the correctness of software behavior through testing approaches , effective test techniques are usually correlated with some faulty models therefore called as faulty-model-oriented testing .

由于通过测试来证明被测程序行为的正确性存在理论上的困难，因此有效的测试技术几乎都与一定的缺陷模型有关，可以称为面向缺陷模型的测试。

One of the major concerns though hard to prove is that hormone-based contraceptives close epiphysis of bone early [ preventing bones from reaching its full height ] .

我们的一个主要担忧尽管很难证明是基于激素的避孕手段会过早地关闭骨骺[阻止骨生长到完全的长度]。

Perjury is hard to prove : it requires the prosecution to demonstrate that the defendant not only lied , but did so knowingly .

伪证很难被证明，这要求起诉要说明被告不仅仅撒了谎，还是故意的。

The idea of crocodile tears as scientific fact has been incredibly hard to prove , as most crocodiles aren 't the easiest animals to study up close and also tend to eat in the water .

要找到关于鳄鱼的眼泪这一说法的科学依据非常非常难，因为作为凶猛异常的动物，鳄鱼不是很容易接近并进行仔细观察研究的动物，它们也习惯于在水中进餐。

it is actually very hard to ever prove that people are wrong about themselves .

很难证明人们自己会对自己有错误的认知。