Yet what triggers any given asthma attack is often unclear and, as a consequence, most asthmatics are not properly treated.
然而，人们往往并不清楚是什么诱发了任何特定哮喘的发作，其结果，大多数哮喘患者得不到妥善处置。
For now, though, there is more concern than harm as the overall impact of the oil leak remains unclear and cleanup efforts provide a lift for some.
不过，由于漏油事故的总体影响还不明了，清理工作提振了一些公司的业务，目前来说，担忧多于实际的伤害。
Don't worry if some of these rules seem a bit unclear at this point. I'll provide longer explanations and examples of the more common rules in action.
不必担心这些规则是否有点不清楚，后面还将详细地解释，并通过例子说明实际应用的更一般的规则。
For example, it is unclear whether the sequencing of a whole genome violates the patents of individual genes within it.
例如，目前还不清楚整个基因组的排序是否侵犯了其中单个基因组的专利权。
Afraid that in her unclear state of mind she might fall off the rock to her death, Grant climbed on all fours up a tight, narrow path by digging into the earth with his fingers and feet until he reached Paula.
担心她在神志不清的状态下会从岩石上掉下来摔死，格兰特手脚插入泥土，四肢并用地沿着一条狭窄的小路往上爬，一直爬到宝拉身边。
It remains unclear how managers will respond to losing a vote on executive pay, as these votes are not binding.
尽管这些票不具有约束力，目前还不清楚管理者将如何回应对失去对高管薪酬的投票权。
Whether or not he knew that Easter was coming up shortly was unclear, but he had a well-attuned marketing sense, and we took the bait: hook, line and sinker.
我不清楚他知不知道复活节就快到了，反正他颇有商业头脑，结果我们就上钩了：咬钩，上线，沉底儿。
There is not too much that's complicated about a search box, but what to search may be unclear. Providing search examples and Suggestions is a good idea.
搜索框一点都不复杂，但是可以通过搜索框搜索什么并不是每个用户都很清晰，因此，提供一些搜索例子和建议是一个好的建议。
Anyone can start a user account, and it is often unclear whether an account holder has the rights to publish a specific video.
任何人都可以开个用户帐户，常常不清楚帐户持有者是否有权发布某个特定的视频。
For example, it is unclear why a registry is necessary to "Avoid duplication of effort"; it is the governing policy that can request that special procurement to be applied to avoid duplication.
例如，注册库对于“避免重复工作”的必要性就不 清晰；可以提出应用于避免重复劳动的特殊购买（即购买服务注册库）申请的主体是治理政策。
But it's unclear how kindly Apple would respond to such a request under the circumstances.
不过，不清楚在这种情况下，苹果对这样一种请求是否会友好相待。
The reason for this is a little unclear, but it's probably a combination of Confucian filial piety and the fact that the parents have sacrificed and done so much for their children.
有这种想法的原因不是很清楚，不过很可能是由于子女要孝顺父母的儒家观念，再加上父母也为了孩子做了许多牺牲，这两点相结合的原因吧！
But it is unclear if they are just a sign of disease or have a causal role.
但是是否可以成为疾病征兆或者和疾病有因果关系，就不得而知了。
For example, if I wanted to use the tag in a channel, it would be unclear what it meant.
比如，如果我要在一个频道中使用标签，它的含义就不很清楚。
Unclear ownership also raises a big obstacle to the improvements in land-use planning that REDD must bring about.
模糊的产权也为REDD计划必须实现的土地使用规划方面的改善制造了一大障碍。
However, it's still unclear if tobacco fumes actually take a toll on children's brains, or if something else is at play.
然而，香烟烟雾是否确实对儿童的大脑产生负面影响，或者是否是其他东西所起的作用，尚不明确。
It remains unclear whether a more consistent message would have changed the outcome.
目前还不清楚是否传达更加一致的信息就可以改变结果。
These lists are all dynamically generated and constantly changing of course, and it is unclear whether that will warrant a removal from the search results.
不过这些列表的内容经常会动态地变化，目前还不清楚这是否便是谷歌将其有关的搜索结果从网页上移除的原因。
So it is unclear whether episodic gaming is a promising new business model or a fad with only limited appeal.
因此，人们还不清楚，章节游戏到底是前景广阔的新型商业模式，还是魅力有限的昙花一现。
More problematic, it is unclear that a clever, measured candidate stands a chance within the Republican Party.
更成问题的是，这位聪明慎重的候选人在共和党党内是否有机会还不明确。
Quite why she had to pose in a bunny outfit to get her message across in a magazine interview is unclear.
而对于她身着一套可爱兔子装出现在一时尚杂志采访中的原因，我们无从知晓。
It is unclear whether such a strategy would be seen as an act of bad faith that undermines the agreement, since the Nationals were not part of the discussions.
至于国家党的这种策略会否被视为恶意破坏该协议，现在还不清楚，毕竟国家党没有参与这项协议的谈判。
That is unclear, say researchers in a new paper published online in The Lancet.
目前尚未明确，这是研究人员在《柳叶刀》上新发表的一篇文章中表达的观点。
While details of when this might happen is unclear, a recent OECD report says that net American foreign aid actually fell by 9.7% in 2007.
关于何时增加救助量的细节还不清楚，而经济合作与发展组织(OECD)近期的一份报告指出，实际上2007年美国的净救助量下滑了9.7%。
Whether employers will intuit the value of a master’s in Jewish studies is unclear.
雇主是否知道犹太研究硕士学位的价值还不明朗。
Whether employers will intuit the value of a master's in Jewish studies is unclear.
雇主是否知道犹太研究硕士学位的价值还不明朗。
Whether all this will prove to be a sustainable new model for the industry remains unclear: a lot depends on how the different companies involved divide up the costs and benefits.
现在还不能确定这种新方式能否被长期被行业采用，因为这还要看其中的公司在成本和获利上有多大不同。
[font=Verdana]What those other things will be is still unclear, but satellites are a possibility.
现在还很难确定“其他货物”究竟包括些什么，不过人造卫星很可能在其中占一席之地。
[font=Verdana]What those other things will be is still unclear, but satellites are a possibility.
现在还很难确定“其他货物”究竟包括些什么，不过人造卫星很可能在其中占一席之地。
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