Without adequate auditing, repudiation attacks are difficult to prove.
如无适当的审计，拒付是很难证实的。
And there are good reasons for being skeptical of making assumptions that are difficult to prove.
而且有很好的理由来怀疑这个验证是困难的假设。
Without corroboration from forensic tests it will be difficult to prove that the suspect is guilty.
没有法医化验的确证就很难证明嫌疑犯有罪。
But cases of intuition are difficult to prove or study, and psychology may only be part of the answer.
但是，直觉的案例很难证明，也很难分析，而心理学家也可能只是答案的一部分而已。
But this phenomenon is difficult to prove since the extent of crowding out will vary with the economic cycle.
但这种情况不可一概而论，因为“挤出”的程度因经济周期而不同。
While the link is difficult to prove, there is some evidence that Gaucher disease does increase a person's IQ.
然而还很难证明这两者存在必然的联系，但是有证据表明高雪氏症确实能提高患病者的智商。
Even when a side effect is suspected, it can be very difficult to prove that it was directly caused by the drug.
即便有时察觉到由副作用，也很难证明它是由药物直接引起的。
Remember that, if problems arise after cleaning, it is very difficult to prove any verbal statement or agreement.
请记住，如果出现问题后的清洁，这是很难证明的任何口头声明或协议。
Though the associations between pet ownership and higher well-being are intriguing, causation's difficult to prove.
尽管饲养宠物和更强幸福感之间的关系令人十分感兴趣，但是其因果关系很难证明。
Until the 20th century, it was difficult to prove that a particular man was the biological father of a particular child.
在20世纪以前，想要证明某一特定男子是某一特定孩子的生父非常困难。
Additionally, because symptoms like headaches are so general and hard to pin to one cause, it's difficult to prove correlation.
加之，像头疼之类的症状如此普遍很难将它归因于某个特定因素，因而很难证明其相关性。
Developing nonblocking algorithms is a rather specialized discipline, and it can be extremely difficult to prove their correctness.
开发非阻塞算法是相当专业的训练，而且要证明算法的正确也极为困难。
It maintains that it is difficult to prove the positive opinion wrong, but the term of "interdisciplinary course" is not perfect.
文章指出，肯定派意见难以证伪，但“边缘学科”就名称来说并非尽善尽美。
The surplus might well have been larger had the yuan not risen, some economists say, but it is difficult to prove that conclusively.
一些经济学家说，要是人民币没有升值，顺差很可能会更大。但这种观点难以确切地予以证明。
Whether or not stretching prevents injuries is difficult to prove. If you stretch too much, or too hard, you actually can increase your risk of injury.
拉伸是否可以预防受伤是难以确认的，如果你拉伸太多，或过度，事实上会增加你受伤的风险。
But when people appear to recover, it is difficult to prove that later problems really are a food-poisoning legacy and not some unfortunate coincidence.
但是病人一旦痊愈就很难证明后来的问题是食物中毒遗留问题，还是不幸的巧合。
The small sample size for some tests makes it difficult to prove that the new product would not trigger a greater allergic reaction in people already sensitive to salmon.
一些测试只采用了小分量的样品，很难证明这种新产品不会使那些本身就对鲑鱼敏感的人产生更严重的过敏反应。
The suspicion that congressmen often push through earmarks benefiting certain firms or institutions in exchange for campaign contributions is difficult to prove, but commonplace.
国会议员是否经常通过特别拨款来施惠于特定公司或机构以换取竞选捐献，这样的猜疑虽然难以证实，但却在意料之中。
Although it has remained difficult to prove, experts suspect electronic interference has played a role in some airline accidents and have warned passengers not to be complacent.
尽管很难去证实，专家怀疑在一些空难里，电子干扰扮演了元凶的角色，这也是每趟飞机都要警告乘客勿在飞行途中使用电子设备的原因。
Establishing the presumption rules of the common bribery intention of relatives is a valid path to solve the problems that common bribery intention of relatives is difficult to prove.
建立亲属共同受贿故意的推定规则是解决亲属共同受贿故意难以证明的有效路径。
Many of the most powerful businessmen in Romania have links to the Securitate, even if they deny having benefited from such relationships — something that is, by its nature, difficult to prove.
该国许多商界权贵都与前安全机构有关系，即便他们否认从这种关系中获利- 这种事本来就很难说。
Repudiation is the ability of users (legitimate or otherwise) to deny that they performed specific actions or transactions. Without adequate auditing, repudiation attacks are difficult to prove.
拒付是用户(合法或非法)拒绝采取某个行动或进行某项交易的能力。如无适当的审计，拒付是很难证实的。
First, it is difficult, if not impossible, to prove feelings of love in another individual, even a human.
首先，如果不是没办法，那就是很难去证明另外一个个体——即便是另一个人的爱情感受。
Although all the euro area's members, including super-competitive Germany, are troubled, recovery is likely to prove most difficult where wage growth has run far ahead of productivity gains.
尽管欧元区的全部成员—包括极具竞争力的德国—都身处困境，经济复苏最困难的还是那些工资上涨大大超过了生产力扩张。
If United grasp the initiative, though, their greater physical strength and firepower will prove difficult to overcome.
即使曼联率先进球，他们也难以克服阿森纳更强大的体能和更猛烈的火力。
Like making a key for a lock you've never seen, designing an uber-specific microscopic agent to track down an "unknown threat" may prove slightly difficult.
就如同为一只你从未见过的锁，制作一把钥匙一样。要想设计这样一种超级具体的微型代理装置去追查“未知的威胁”，将会是有难度的。
The SQL required to perform such a complex set of transformations would prove unwieldy and difficult to maintain.
执行那样复杂的一组转换的sql十分笨拙，难于维护。
R Ely on your wits and savvy - it can prove to be helpful when translating a difficult text.
依靠你的智慧和悟性-这对翻译晦涩难懂的文章时大有帮助。
Security experts said it would be difficult for investigators to prove which nation was behind the attack.
安全专家表示对调查者来说要证明哪个国家处于攻击状态是困难的。
Security experts said it would be difficult for investigators to prove which nation was behind the attack.
安全专家表示对调查者来说要证明哪个国家处于攻击状态是困难的。
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