With no known vaccination or cure available, it seems only a matter of time until another epidemic erupts.
由于目前还没有已知的疫苗或治疗方法，下一次疫情爆发似乎只是时间问题。
There are no known cases of belts failing in a crash, GM said.
通用公司称，在车祸中还没有任何已知的安全带失效报告。
There are no known limits as to how far into the future the dreams can reach.
我们不知道梦到底能梦到多远的未来。
There are no known exceptions and exclusions at the time this document was created.
在创建本文档之时还没有已知的例外与除外责任。
However, stating ozone has no known medical USES is nothing short of sheer lunacy.
不过，声明没有已知的臭氧医疗用途是什么精神病短十足。
There was no known Jewish population, and there were no reports of anti-Semitic ACTS.
没有犹太人口居住在该国的消息，没有关于反犹太注意行为的报道。
The appendix has no known use in modern humans and is often removed when it becomes infected.
对于现代人类，阑尾不具有任何已知的功能，在阑尾被感染的时候也经常被切除。
About half of these were diagnosed in women with no known risk factors for breast cancer.
被诊断的妇女中一半左右没有已知的乳腺癌危险因素。
Anonymous - without name, usually used for a published work or quote with no known author.
匿名-没有名字，通常已经发表的作品，或与任何已知的作者引用使用。
Trees are under threat from the fungal disease for which there is no known cure. Photo: alamy.
树木正处在一种真菌病的威胁之下，目前还没有治疗方法。
Adding to intelligence agencies' suspicions was that the two brothers had no known source of income.
更加让情报机构怀疑的是，这兄弟两人没有什么已知的收入来源。
The press conference was well reported at the time but there is no known television or audio record。
当时，披头士的这场新闻发布会被大加报道，但并没有已知现存的电视或录音记录。
Thus - there is no known polynomial solution to this problem, and most believe one does not exist.
因此，有没有已知的多项式的解决这个问题，大多数人相信一个不存在。
This can happen without the victim knowing, and has no known countermeasures at the technical level.
而受害者却并不知情，且技术层面上尚无对策。
There is no known single cause for autism, and the debate over potential causes has ignited a media firestorm.
自闭症的原因尚无定论，关于其潜在原因也在媒体中激烈争论过。
An Airblue spokesman said the plane had no known technical issues and the pilots did not send any emergency signals.
蓝色航空公司一名发言人说，该飞机没有任何已知技术问题，飞行员也没有发送过任何紧急求救信号。
Because the universe's oldest stars are only 10 billion to 20 billion years old there are no known black dwarfs-yet.
由于宇宙中最老的恒星也只有一百亿年至两百亿年的星龄，所以尚未有已知的黑矮星。暂时没有。
Its occurrence is mysterious because it was found in central Nebraska, where there are no known "dinosaur-aged" rocks.
它的出现具有神秘色彩。因为它发现于内布拉斯加中部，那里没有已知的恐龙时代的石头。
There is no known cure for the disease and Mr Clark warned that Japanese larch could be wiped out in the South West.
目前还没治愈这种病的方法，MrClark警告说东南部的日本落叶松可能会全军覆没。
The ailment has no known cause — though there are a few theories — and usually lasts for a fairly short period of time.
这样的小毛病迄今为止还没有确切的病因——虽然如此，它还是有一定规律可循：症状往往持续时间相当短。
Those infected in the us had no known contact with pigs, and the three separate clusters of cases did not contact each other.
已知在美国被感染的病例并没有接触过猪，而另外三例彼此也没有相互接触过。
There are no known biological effects of EMP; however, indirect effects may result from failure of critical medical equipment.
EMP还没有已知的生物学效应，然而因关键医疗设备的失效将导致间接效应。
The most common type - for six out of ten people with the disorder - is called idiopathic epilepsy and has no known cause.
最常见类型称作原发性癫痫——每十名患者中有六名。 但病因不明。
Although there is no known way to prevent breast cancer, understanding the disease is an important part of beating the odd.
虽然现在还没有明确的方法去预防乳癌，但是了解这个疾病是克服困难的重要一步。
There is no known treatment for the condition, though kidney transplant appears to slow disease and even reverse it in some cases.
这并没有已知的治疗条件，虽然肾移植的出现能缓解疾病甚至在一些病例中能治愈肾病。
The lower the radon concentration in a home, the lower the risk as there is no known threshold below which radon exposures carries no risk.
家中的氡浓度越低，风险也就越小，但尚不了解氡接触低于何浓度才无风险。
This sculpture had no known connection to Mr. Rankin, but it did quote from poet Edward Morgan - whose poem inspired the first sculpture.
这个雕刻品与伊恩·兰金没有关联，但是它引用了诗人埃德温∙摩根的诗句——第一个雕刻作品中提到的诗人。
This sculpture had no known connection to Mr. Rankin, but it did quote from poet Edward Morgan - whose poem inspired the first sculpture.
这个雕刻品与伊恩·兰金没有关联，但是它引用了诗人埃德温∙摩根的诗句——第一个雕刻作品中提到的诗人。
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