Only the sharing of plant genetic material from different regions and countries will enable us to explore the unknown characteristics and the future potential of plant genetic resources.
只有分享来自各个不同区域和国家的植物遗传材料，我们才能去探索植物遗传资源的未知特性和未来的潜力。
The soundness of the business case is unknown to outsiders. Mr. Bigelow declines to say if he has firm commitments from any countries or companies to rent space on his space stations.
对局外人来说，这种商业模式是否可靠还是未知之数，在被问及是否已经向其他国家或公司作出要出租太空站空间的承诺时，毕格罗也拒绝提供答案。
That may be difficult to realize, however, because an unknown number of doses is already tied up through contracts between pharmaceutical companies and countries that can afford them.
不过，因为不知多少疫苗已经被买得起的国家和制药厂签订采购合同预订了，这些计划实现起来也许有些困难。
One big unknown revolves around the fact that, unlike other countries that have defaulted on their debts in the past, Greece does not have its own currency.
围绕这个事实有一点不能预知的是，不像过去其他国家出现的债务违约，希腊没有它自己的货币。
These calculations were made using the highest possible budget estimates for these countries, whose precise spending levels are unknown.
这些计算结果都是采用各国的最高可能预算估计值，精确的开支水平并不清楚。
In most low-income countries, especially in Africa, the magnitude of the problem is unknown, as this form of TB is so difficult to diagnose.
在大多数低收入国家，特别是在非洲，由于这种形式的结核病难以诊断，问题的严重程度尚不得而知。
Since many countries lack appropriate methods of diagnosing the infection or surveillance systems capable of monitoring the situation, the real magnitude of the problem is unknown.
由于许多国家缺少诊断感染的适当方法或有能力监测疫情的监控系统，问题的真实规模尚不可知。
The institutions involved so far seem to be well-reputed internationally or in their own countries, rather than institutions that are unknown or have low status. OER Africa.
迄今为止从事oer的机构似乎获得了国际或者他们国内的好评，而不是不知名的或者地位低的机构。
Flexible working conditions are increasingly popular in developed countries but the effects on employee health and wellbeing are largely unknown.
弹性的工作条件在已开发国家日益受到欢迎，但其对雇员的健康与福祉有何影响则大多未知。
But in both countries these ancient, slow, and sure modes of conveyance, are now alike unknown.
可是，这种古老、缓慢而稳当的的交通，现在在这两个国度已同样没人知道了。
Many people have formed an inaccurate picture of unknown countries.
许多人会对陌生的国家形成了不准确的看法。
The fact that Great Britain is made up of three countries is still unknown to many people.
很多人仍然不知道英国由三个国家组成。
In most of Asia, marriage is widespread and illegitimacy almost unknown. In contrast, half of marriages in some Western countries end in divorce, and half of all children are born outside wedlock.
亚洲的大部分地区婚姻非常普遍并可以很好的维系下去，与此相反，西方的婚姻有一半以离婚收场，而大半的儿童是私生子女。
In countries like India and China, obesity was virtually unknown until the introduction of a high-fat, Western-style diet.
在许多国家，如印度或中国，直到引进了高脂肪西式饮食，肥胖症这个概念才为人所知。
In countries like India and China, obesity was virtually unknown until the introduction of a high-fat, Western-style diet.
在许多国家，如印度或中国，直到引进了高脂肪西式饮食，肥胖症这个概念才为人所知。
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