这位父亲说，他小儿子还在楼上，但他不知道具体位置。
The father said his younger child was still on the upper level of the house but he didn't know where.
伽利略所提出的观点是，太阳黑子确实是太阳的某一个特征，但他不知道是什么特征。
What Galileo proposed was that sunspots were indeed a feature of the Sun, but he didn't know what kind of feature.
但他不知道社区意味着什么？
但他不知道在哪儿，就问一个美国人。
但他不知道猫还藏了一手爬树的本事。
But he never knew that the cat had hidden the tree climbing from him.
他那时要是知道(但他不知道)这事就好了！
但他不知道是哪棵树。
第一个旅行者试图隐藏斧头，但他不知道到哪儿去藏身。
The first traveler tried to hide the ax, but he did not know where to hide it.
他猜想，这就是那场车祸，但他不知道那道绿光是从哪里来的。
This, he supposed, was the crash, though he couldn't imagine where all the green light came from.
但他不知道的是，第一次叮咬能让有过敏倾向的人变得极其敏感。
What Swanson didn't know was that it takes an initial sting to make an allergy-prone person become sensitive.
但他不知道那些缺乏魅力的男人最终是否会明白，在现实中，他们的机会渺茫。
But he wonders whether the unattractive guys eventually learn that their chances are slim regardless of what they see on screen.
老虎以为他已经学到了猫的所有本领，但他不知道猫还藏了一手爬树的本事。
The tiger thought he had already learned every skill from the cat. But he never knew that the cat had hidden the tree climbing from him.
老虎以为他曾经学到了猫的一切身手，但他不知道猫还藏了一手爬树的本领。
The tiger thought he had already learned every skill from the cat . But he never knew that the cat had hidden the tree climbing from him.
第一个旅行者试图隐藏斧头，但他不知道到哪儿去藏身。最后，他被斧头的主人。
The first traveler tried to hide the ax, but he did not know where to hide it. And at last he was caught by the owner of the ax.
情景对话：韦德先生是第一次到振林宾馆，现在他想去洗手间，但他不知道洗手间在哪。
Situation:Mr. Wade is the first time to Zhen Lin Hotel, now he wants to the toilet, but he doesn't know where the toilet.
温格说道：“纳斯里在周二早晨参加了球队的训练，但是我在训练之前就知道他会被出售，但他不知道。
“Samir trained on Tuesday morning,” said Wenger. “But I knew before training.
想娶个老婆，并靠写作为生，但他不知道要写什么，也想不出什么好的故事，好像所有的事都已经被别人写过了。
He wanted to get married and to live writing compositions, but he couldn't discover what he had to write. He couldn't come up with any good stories, and it seemed that everything was already written.
我不知道如何完善，但他们想要至少能够得体地交流。
I don't know about perfecting but they want at least to be able to communicate decently.
兄弟姐妹们往往愿意帮忙，但他们可能不知道该做什么。
Brothers and sisters are often willing to help, but they may not know what to do.
她说，有些人知道国际空间站，但他们不知道那里发生了什么。
Some were aware of the ISS but they didn't know what's going on up there, she says.
他可能不知道这是什么东西，但他知道这能让我开心。
He probably didn't know what it was, but he knew that it made me happy.
他们在水面上投下倒影，但他们却不知道倒影的存在，而湖水也不执著于他们的倒影。
"They cast a reflection on the water that they have no awareness of - and the lake has no attachment to".
负责预算的业务人员整天都在计算业务费用，但他们似乎不知道如何考虑为什么他们需要软件。
Business people in charge of budgets can calculate all day, but it seems they don't know how to think about why they need software.
他们最多不过是建议了研究方向，但他们自己也不知道是否正确。
At best, they suggest avenues of research, but by themselves they are of dubious value.
尽管使用者知道他们从云提供商那里获得所请求的服务，但他们可能不知道该服务的实现细节。
Although consumers know they are getting a service they requested from a cloud provider, they might not be aware of the implementation details of that service.
然后他们开始检查，发现那是某种类似弹丸的东西，但他们不知道那究竟是什么。
Then they started to look and discovered that it was some kind of projectile, but they didn't know what it was.
然后他们开始检查，发现那是某种类似弹丸的东西，但他们不知道那究竟是什么。
Then they started to look and discovered that it was some kind of projectile, but they didn't know what it was.
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