Only 6.1 percent of users have ever appealed to supervisory departments and about half of them do not know how to cancel unwanted SMS subscriptions.
仅有6.1%的手机用户曾向监管部门提出申诉，其中约一半人不知道如何取消不想要的短信订阅服务。
Scientists do not know how much and what kinds of noises are harmful to ocean animals.
科学家们不知道有多少噪音以及何种噪音对海洋动物有害。
If people do not know how much they are eating, it can be really hard for them to stick to a diet.
如果人们不知道自己吃了多少，他们就很难坚持节食。
When students graduate from college, many of them do not know how they want to spend their working lives.
大学毕业后，许多学生不知道如何度过他们的工作生涯。
If the voters do not know how to use a computer, how do you expect them to finish the voting process through computers?
如果选民不知道如何使用电脑，你怎能期望他们通过电脑完成投票过程？
Moreover, there are processes that influence climate, such as modifications in land use, that scientists do not know how to simulate.
此外，还有一些影响气候的过程，如科学家们不知道如何模拟的土地利用的变化。
We do not even know, for example, how many stars have planets, and we certainly do not know how likely it is that life will arise naturally, given the right conditions.
例如，我们甚至不知道有多少恒星有行星，我们当然也不知道如果有适当的条件，生命自然出现的可能性有多大。
The researchers do not know how the chemicals may be reducing fertility.
研究人员并不清楚这项化学物质是如何降低生育能力的。
We do not know how high food prices might go, nor how far they could fall.
我们不清楚食物的价格究竟会有多高，也不知道他们何时跌落。
They do not know how to evaluate the venture, so don't waste your time trying.
他们不知道如何对公司估值，所以你别浪费时间。
If you do not know how to become free of pimples, wheat germs will effectively help you.
如果您不知道如何不长痘痘，小麦胚芽将有效地帮助您。
Jones: Oh, I want to change some money, but I do not know how to fill out the exchange form.
琼斯：啊，我想兑换些钱，但不知道怎样填写兑换单。
Some do not know how to look for a house for rent or how to read and negotiate a rental contract.
有些人不知道如何寻找出租的房屋，也不知道如何阅读和磋商租住合同。
I do not know how to react. I don't know whether to feel afraid or grateful for the protection.
我不知道做怎样的反应，是应该害怕，还是对警察的保护感激。
They cannot know, because they do not know how quickly the private economy is going to recover.
他们无从得知，因为他们不知道私营部门经济复苏的速度会有多快。
I do not know how it will appeal to the reader apart from the memories with which it is entwined.
若是要把和它缠绕在一起的记忆分开，我不知道它将如何感染读者。
Although analysts do not know how much of this has been spent, some part has probably been saved.
虽然分析家们并不知道这笔钱被花了多少，可能有部分已被存起来。
I do not know how many days I have been given to spend, but I do feel my hands are getting empty.
我不知道他们咨给了我多少日子；但我的手确乎是渐渐空虚了。
O my good sister, you do not know how foolish I become when I think of my daughter's first communion!
呵！我的好姆姆，您不知道我多么蠢，我已想到我女儿领第一次圣礼的事了！
The researchers said they do not know how prenatal exposure to phthalates may lead to behavioral problems.
研究人员表示，他们还无法弄清产前接触邻苯二甲酸酯是如何导致行为问题的。
The reason for this is that we do not know how deep of its sub work item levels are before the report builds.
这样做的原因就是我们并不知道构建报表之前，子工作项的层次有多深。
To learn that there are people who love them dearly, but simply do not know how to express or show their feelings.
他们要知道，有那么一些人十分爱他们，只是这些人并不知道如何传达或表现他们的感情。
Like Turkish, it is heavily agglutinating, so that one word, hoabasiriga means "I do not know how to write." Like.
但是它与土耳其语一样，严重依赖粘着法构词，所以一个词就有复杂的意思，如hoabasiriga，意思是“我不知道怎样写字”。
I do not know how many times I have seen users request a news portlet, but haven't identified who is creating the news.
我已经记不清有多少次看到用户需要一个新闻Portlet，但却没有确认是由谁来创建新闻。
"We do not know how much radioactivity was emitted through Fukushima and how it will spread throughout the world," he said.
我们不知道福岛泄露了多少核辐射，也不知道它们将怎样在世界范围内传播，“他说。”
"We do not know how much radioactivity was emitted through Fukushima and how it will spread throughout the world," he said.
我们不知道福岛泄露了多少核辐射，也不知道它们将怎样在世界范围内传播，“他说。”
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