但我们不掌握确切解释这些信号的科学知识。
But we do not have the scientific knowledge to interpret these signals with certainty.
一个甚至更明显的信号：为避免呼吸困难，你不走楼梯而是坐电梯吗？
An even more telltale sign: Do you take the elevator instead of the stairs to avoid this feeling?
“亲爱的，”她用手语说，“为什么我们不商定一些简单的信号？”
"Honey," she signs, "Why don't we agree on some simple signals?"
消费者报告7月12日表示，由于以某种方式拿iPhone 4，iPhone4会失去信号，因此不推荐消费者购买。
The consumer organization said onJuly 12 it wouldn’t recommend the phone because of its tendencyto lose signal strength when held in a certain way.
问题：Wi - Fi使用了传送信号距离不超过几十米的频率。
PROBLEM: Wi-Fi USES frequencies that can't carry a signal more than a few tens of meters.
它们通过光纤飞速传输，几乎不丢失数据也不被其他东西干扰（这就是为什么不同的信号可以在同一根光纤中传输以倍乘它的容量）。
They whizz through optical fibres, rarely getting lost or interfering with one another (which is why different coloured signals can be sent down a single fibre, to multiply its capacity).
信号的不同之处在于它们不返回任何内容：既没有“信号返回”消息，也没有任何类型的错误消息。
Signals are different in that they cannot return anything: there is neither a "signal return" message, nor any other type of error message.
这给出了一个强烈的信号，公司信任员工，然而相对来说这还是包含了一点小风险的，因为这项政策与员工不滥用信任相连。
That sent a strong signal that the company trusted employees, yet it involved relatively little risk, because the policy was tied to employees' not abusing the trust.
例如，如果不释放锁(相当于一直持有信号量)，就会导致阻塞问题。
For example, if you are not releasing the lock (equivalent to holding a semaphore), you will create your own blockage problem.
由于收到SIGBUS信号意味着进程发生了严重错误，我不鼓励采取这种解决方式。
Because SIGBUS signals that something has gone seriously wrong with the process, I would discourage using this as a solution.
面临感染时，它们向问题细胞发出信号，来调节特殊基因的表达与不表达。
They do so by feeding the cells in question signals that cause them to switch particular genes on or off in response to infection.
史密斯说：“我们不希望人们看到身体的这些信号就惊慌失措，仓促得出结论，不过关注自己的身体真的是非常重要。”
'We don't want people to panic and jump to conclusions,' Ms. Liebmann-Smith says. 'But it's important to pay attention to your body.
当意识到在山里面没有手机信号时我很震惊(我不相信还有联系不上一个人的地方)。
I was shocked to realize that I didn't have any cell phone signal in the mountains (I can't believe that there are still places where you cannot be reached).
最重要的是，这是一种信号，意味这你不情愿去表达自己的感觉，并且显示出你太过自信。
Most importantly, it's an indicator of your reluctance to express your feelings and be assertive.
在这些情况下，如果出现足够强的不希望有的信号，对测量的影响是相当大的。
In either case, the effects on the measurement can be considerable if enough of the unwanted signal is present.
今年初，Kish和它的合作者公布了一个更惊人的看法：噪音信号可以在不丧失身份的前提下被重叠，然后通过单一导线传递。
Earlier this year Kish and his collaborators published a claim more significant still: that noise signals can be superimposed and sent through a single wire without losing their identity.
在这种情况下，有效的语言分区不设置高度，但高度信号对。
In this case, the efficient language partitions not the set of heights but the set of height–signal pairs.
本文介绍了不接触电极法测量的工作原理，测量中所需的发射信号的波形以及产生发射信号的电路。
This article introduces the work principle of untouched electrode method exploration, wave of transmit signal needed in exploration and circuit that generate transmit signal.
不排除有个别场合，例如在讨论噪音的测量问题时，某些误差信号的随机性质不容忽略。
There will be a few occasions, such as in the discussion of noisy measurements, where the random nature of certain error signals cannot be ignored.
诸如信号不匹配、数据丢失、电磁感应以及干扰现有的网络等技术问题是人们对无线可靠性的关注。
Technical issues such as signal mismatch, data loss, electromagnetic induction, and disturbances from existing networks are concerns for wireless reliability.
运行表明：解决了铁路道口信号与公路交通信号不兼容的问题，有效地保障了铁路道口区域过往车辆及行人的安全，取得了预期的效果。
The results show that the imcompatible problem of the railway and highway signals is effectively resolved, safety of the passersby and vehicles in the area are ensured.
而且它将在亚太地区发出一个令人不安的美国脱离接触的信号，而目前正是我们最承受不起这一点的时候。
And it will send a troubling signal of American disengagement in the Asia-Pacific region at a time we can least afford it.
电视中来自摄象机的图象信号输出中不希望出现的组成部分，它是由光学系统中光散射引起的。
In television, an unwanted component in the picture signal output from a camera, caused by the scattering of light in the optical system.
如果不采取措施将叠加到信号上的串模噪声减到最小，串模噪声会对测量产生严重的影响。
Normal mode noise can seriously affect measurements unless steps are taken to minimize the amount added to the desired signal.
在一个采样时间不固定，且采样信号带有噪声的应用实例中，采用变步长的跟踪微分器加预报的方法得到了较好的结果。
In a practical example, a good result is obtained by the adoption of step-varying TD and predicting under the condition of sampled signal with noise and sampled time varying.
阐述按不希望有的信号所产生误差的分类法。
The classification of the errors due to unwanted signals is described.
最早的交通信号灯鼓掌除火车而不鼓掌汽车通行爬。
The earliest traffic signals were designed for trains, not cars.
最早的交通信号灯鼓掌除火车而不鼓掌汽车通行爬。
The earliest traffic signals were designed for trains, not cars.
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