他努力了解这个年轻人的动机，但就是弄不清楚。
He tried to get a fix on the young man's motives, but he just couldn't understand him.
他与一个有名的女子关系非常密切，而且目前尚不清楚他有多么了解她，但人们说他与她的事情。
He had a very close relationship with a famous women and it is not clear how well he knew her, but people speak of his affair with her.
但是，他又补充说，当前对食物的了解尚不明确，也不清楚什么样的孩子容易受到影响，能够帮助医生和病人的地方实在太有限了。
However, he adds, the current state of knowledge about what foods are problematic and which kids are susceptible is still too limited to be of much use for doctors or their patients.
我知道有些人有做过搜索引擎优化，但是我不了解这方面的东西，我也不清楚具体的细节。
Eugene: I think there are people who do this, but I don't know it. I don't know all the details.
在开始测试前要确定你完全了解这些练习题。如果有不清楚的地方，就请管理者说明清楚。
Make sure you understand these thoroughly before the test itself begins and, if you do not, ask the administrator to explain them.
了解自己做错了什么。如果不清楚，就去问清楚。
早先通过电话与急诊室医生交谈，了解到的患者病情并不清楚。
From an earlier telephone conversation with the emergency room doctor, the patient's condition had not been clear.
当然，目前还不清楚有多少人希望看到这种实时的图像来了解自己到底老了多少。
Of course, it isn't clear how many of us want to see in real time how much older we look than we did before.
最早一批人具体是在什么时候来到我们现在了解的加利福尼亚地区的，谁也说不清楚。
Exactly when the first people arrived in what we now know as California, no one really knows.
几个世纪以来，睡觉和做梦都让人着迷。科学家对于睡觉了解了很多，但是他们仍然不清楚为什么人会做梦。
Sleep and dreams have interested people for centuries. Scientists are learning more about sleep, but they still know very little about why we dream.
我不清楚人们对ABC对Python的影响有多少了解。
I don't know how well people know ABC's influence on Python.
到目前为止，您已经了解了如何定义定制事件类，但是还不清楚如何让StAX在解析过程中使用它们。
Thus far, you have learned how to define custom event classes, but nothing has been said about how to make StAX use them during the parsing process.
preiss：正如你所知，IT人其实并不清楚这个专业应该是什么样子，也不了解它所带来的稳定性。
Preiss: You know it is really not familiar with what professions are really like and the kind of stability they bring.
抱歉，我不清楚。你可以到问讯处了解一下。
虽然对疟原虫如何通过寄生膜向外传送寄生蛋白的了解已有一段时间，但通过空泡膜进入宿主细胞的机制还不清楚。
While the mechanism for exporting parasite proteins across the parasite membrane has been known for some time, how they get out of the vacuole and into host cells has been less clear.
另外一部分人要么对技术不了解，要么对事情不清楚，他们觉得程序员这样投机取巧是不可原谅的，开除的好。
Another part of the people or of technology do not understand, or things are not clear, they think such opportunistic programmers is unforgivable, good fire.
在高中的时候，你可能会觉得自己已经了解如何才能成为一名出色的篮球运动员，但事实上，你并不清楚。
In high school, you might think you understand what it takes to be a great basketball player, but you will truly have no idea.
周三的声明应该能让人们对美联储的时间表有所了解。仍不清楚的是，美联储是否将在太长时间内保持过于谨慎。
Wednesday's statement should offer some insight on the Fed's time line. What will remain unclear is whether the Fed stays too cautious for too long.
有的人对培训的意义和是非了解，他们甚至都不清楚为何要做这些事情，这样很容易在工作的过程中出现问题，现在就来针对这个方面的问题都做好讨论。
Some people for training and non understanding, they don't even know how to do these things, it is easy to work in the process of problems, now come to the problems to discuss.
然而笔者在采访中也发现，大部分消费者对油漆涂料代理加盟油漆的油漆涂料代理加盟效果并不了解，也不清楚其中的油漆涂料代理加盟原理。
In the interview, however I have found that most consumers paint paint paint agent agent effect is not understood, it is unclear which of the paint coating agents joined principle.
由于许多情况仍不清楚，多数专家并不建议消费者利用基因测试了解他们染上酗酒等复杂病症的可能性。
So much is still unknown that most experts don't advise consumers to use genetic-testing services to try to understand their risk for complex conditions like alcohol ism.
今天人们对化学药剂和癌症的了解已比20年前增加了很多。可是，由于对致癌物的危险界限仍搞不清楚，这就妨碍了作出决定。
Much more is known about chemicals and cancer today than just 20 years ago, yet uncertainty about the risk of borderline carcinogens continues to hamper decisions.
我周围所有人都在谈论我曾经说过或者做过的一件事，人们开始了解以前不清楚的有关我的细节。
A single event, something I said or did, was being talked about by everyone around me. People knew details about me they could not have known.
就像很多西方游戏机游戏的研发制作公司在制作网络游戏时经历了一段艰难的时期一样，因为他们不清楚研发过程也不了解玩家。
Just like many console game producing companies in the west have a very hard time making good on-line games because they don't understand the development process or the players.
许多数据中心管理者不了解其IT设备或场地基础设施的效率——或者不清楚如何保持和提高该效率。
Many data center managers don't know the efficiency of their it equipment or the site infrastructure-or have a clear path in mind for maintaining and improving that efficiency.
虽然电的确切性质目前尚不清楚，但关于其用途却了解了很多。
While the exact nature of electricity is unknown, a great deal is known about what it can do.
虽然电的确切性质目前尚不清楚，但关于其用途却了解了很多。
While the exact nature of electricity is unknown, a great deal is known about what it can do.
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