When a meter expires, it could check for the presence of a car (by bouncing a signal off it) and report the expiration to the police.
当计时器超过设定的时间后，无线网络可以检测是否还停有汽车(通过回复信号)，并报告警察汽车停车超时。
If you work out in the morning, your brain gets that sleep signal midday and throws off your rhythm.
如果你早上运动的话，你的大脑会在大白天就接到睡眠信号，从而大大减缓你的节奏。
But what they noticed was that even when they turned the flame off they were still getting a signal - in other words, the laser was breaking up as well as exciting the oxygen.
但他们发现，即使将火焰熄灭，仍可以获得一个信号——换句话说，就是激光在激发氧原子的同时也分成了两束。
Without conscious intent and the synchronizing signal of short iterations it is hard to notice the difference between being on the path and off the path unless you stay on the path for a while.
如果不是有意识地打算这样做，也没有短期迭代的同步信号，那么除非你在这条路上呆了很久，否则就很难注意到是否走错了路。
Because they were so sensitive to deadly gases such as methane and carbon monoxide, a canary dropping off its perch was a highly visible signal to the miners that it was time to leave.
因为它们对于甲烷和一氧化碳等致命毒气非常敏感，从栖木上掉下来的金丝雀是一个明显的信号，告诉矿工是时候离开了。
The coastguard received a signal saying the ship had engine trouble and that it had run aground just off the island of Sibuyan.
菲海上警卫队曾收到这艘船的信号，说她的引擎出现问题，正漂流在布延岛海岸。
This is caused by one signal coming directly to you from the transmitter, and another bouncing off a hill and arriving slightly later.
这是由于一个信号从发射机直接到达，而另一个信号从山上反弹过来，延迟到达。
Unfortunately, there appears to be no way to turn this "feature" off; you simply can't get an unencrypted signal.
不幸的是，似乎无法关闭这项“功能”；无法得到未加密的信号。
Pixelation occurs when the digital signal bounces off buildings, hillsides, trees or even passing aircraft.
数字信号在建筑物、山坡、树木或者甚至掠过飞机时，会发生发射，这时会出现像素问题。
Off: If the process is currently running, send the signal SIGTERM, then SIGKILL in 20 seconds.
off：如果目前进程正在运行，则发送信号SIGTERM，并在20秒后发送SIGKILL。
Turning off the lamp, he gives the prearranged signal.
关掉灯，他发出了事先约好的信号。
This mixed signal is why you reject food that has gone off.
这种混合的信号是为什么我们排斥那些变质的食物。
But you're better off setting flags — and nothing else — in a signal handler, as opposed to trying to create sophisticated handlers.
但是您最好只在一个信号处理器中设置标记(别的什么都不做)，这胜过尝试创建复杂的处理器。
Contour modulation is a technique in which a phase-modulated signal waveform and amplifier output impedance work together to maintain higher efficiency over a sizable output power back-off.
轮廓调制结合了一种相位调制信号的波形和放大器的输出阻抗，可在某个较大型输出电源关闭后保持更高的效率。
Since there is an inherent trade-off between the amount of available bandwidth and the distance that a signal can travel, the more bandwidth is available, the farther a signal can travel.
既然在可用带宽数量与信号能够传播的距离之间存在固有的平衡，那么，可用带宽越多，信号就能够传播得更远。
Scientists have even engineered artificial switches to start glowing or giving off some kind of electrochemical or biochemical signal once they are switched "on."
科学家们甚至已经设计了人工开关，当它开启时能够发光和者发出电化学或生物化学信号。
But no. They show off some very poor raw data and then rush off to dilute the experiment a trillion fold and claim to see the same signal.
可是他们做了什么呢他们给你一些非常差劲的原始数据然后直奔稀释一万亿倍的实验而去然后声称他们观测到了同样的信号。
While the indicators offered a glimmer of hope for some economies, they signal that a return to growth is some way off for three of the world's four largest economies, the U.S., Japan and Germany.
尽管经济指标为一些经济体带来了希望之光，但它们也显示，世界四大经济体中的美国、日本和德国经济距离恢复增长还有时日。
The switchover has happened in the Border, Granada and South West television regions, with the majority of the rest of the country turning off the analogue signal over the next two years.
在边境、格拉纳达和西南地区，已经实现了数字转换，全国的其余大部分地区未来两年内将关闭模拟信号传输。
The idea then, is to design “sensor systems that can enter living cells and complex environments and remain in an ‘off’ state until exposure to a target leads to a [signal].
根据方案，将如此设计：敏感元件系统能记录活细胞并在复杂环境下保持关闭状态，直到接收到目标型号。
Real Signal will ask you to set the cut off Numbers for each bar in ASU.
真实信号会让你用asu来给每个条划分数值。
He pressed the red alarm signal to see if it was on or off.
他按了一下红色报警信号钮，检查一下它是开着的还是关着的。
If you skip the Empathy step, your child will think you're using Plan a because you're leading off with your concern and that's usually a signal that you're about to impose your will.
如果你跳过了共鸣步骤，你的孩子会认为你在使用方案A，因为你开始你的关心，并且那通常传达了一个信号，你将你的意思强加进方案。
Soon after its release, iPhone 4 users began complaining that when they held the phone a certain way, the bars indicating signal strength dropped off sharply.
IPhone4发布后不久，用户开始投诉，当他们把手机放置于某一角度的时候，信号强度会下降的非常快。
In trying to record the brain's electrical activity off the scalp, he adds, "people assumed that the signal-to-noise ratio and the information content of these signals were limited."
在尝试记录头皮以下的大脑电活动时，他补充说，“人们想当然的认为信号的信噪比和这些信号的信息内容是有限的。”
But yes, when an extraordinarily large cell fired off a massive signal (many tens of millivolts!) within a millimeter of the plate, we could pick it up with our apparatus.
不过当一个非常大的细胞发出一个非常强的信号(好几十毫伏！)而且距离电路板1毫米以内的时候我们的设备还是可以抓到信号的。
Sucre jumps off the top bunk and taps a small mirror against the toilet to signal Michael to return immediately.
Sucre从上铺跳了下来，用小镜子敲击着马桶，给Michael发信号叫他快回来。
A GWEN station transmits circularly up to 300 miles, the signal dropping off sharply with distance.
一个GWEN基站螺旋式传输多达300英里，信号强度随着距离的增加而急剧下降。
A GWEN station transmits circularly up to 300 miles, the signal dropping off sharply with distance.
一个GWEN基站螺旋式传输多达300英里，信号强度随着距离的增加而急剧下降。
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