They fired three distress signals.
他们发射了3次遇难求救信号。
We overlook all sorts of warning signals about our own health.
我们会忽视关于我们健康的各种警报信号。
Reducing prison sentences would send the wrong signals to criminals.
减刑会向犯罪分子发出错误的信号。
Callahan posits that chemical elements radiate electromagnetic signals.
卡拉汉假定化学元素放射电磁信号。
Radio signals received from the galaxy's centre back up the black hole theory.
从该星系中心接收到的无线电信号证实了黑洞理论。
About 60,000 subscribers have special adapters to receive and decode the signals.
大约60000用户有专用适配器来接收和转换信号。
It will need other chips to reconvert the digital code back into normal TV signals.
需要用其他芯片把数字代码重新转换成普通的电视信号。
He demonstrated how audio signals could be transmitted along cables without distortion.
他演示了音频信号如何通过电缆传输而不失真。
The camera has a built-in failsafe device which prevents it from working if the right signals aren't received.
这部照相机内部有故障保险装置，可以令照相机在未接收到正确信号时无法运行。
The signals were coming through!
信号来了！
Signals are made with flags or lamps.
信号是用旗或灯发出的。
It refers to flexible timing of traffic signals.
它指的是交通信号的弹性计时。
What does Kevin Balke say about adaptive signals?
关于自适应信号，凯文·巴尔克是怎么说的？
To test how responsive dolphins are to various signals.
测试海豚对各种信号的反应。
Alien languages are signals carrying pictures and music.
外星语言是携带着图片和音乐的信号。
Cells in plants also communicate through electrical signals.
植物细胞也通过电信号进行交流。
Many species have evolved clear signals to delineate playfulness.
很多动物进化出了明确表述玩耍的信号。
Animal signals, such as the complex songs of birds, tend to be costly.
动物发出的信号，如鸟类复杂的鸣叫声，往往代价高昂。
When submerged, they're also able to emit signals from depths of 20,000 ft.
潜入水中后，它们仍能从2万英尺深处发射信号。
Conversely, not all chemical signals transmitted via the VNO quality as pheromones.
相反地，并不是所有的化学信号都通过VNO质量的传递作为信息素。
It sends a mixed message, and your counterpart gets to choose what signals to read.
它传递了一个复杂的信息，而你的对手可以选择解读什么信号。
For all of Bellevue's success, adaptive signals are not a cure all for jammed roadways.
尽管贝尔维尤取得了很大的成功，但自适应信号灯并不是解决拥堵路段的万能药。
The lung buds are not found in clusters, and they do not send any signals to our brains.
肺部的味蕾不是成群的，而且它们不向大脑发送任何信号。
So now the signals can be efficiently transferred into the water with minimal reflection.
所以现在信号可以有效地传输到水中，只有最小量的反射。
Great leaders recognize the weak signals or slight signs that point to big changes to come.
那些预示着巨大变化即将到来的微弱信号或细微迹象，总是能被成功的领导者识别出来。
From signals sent by the receptors, the brain understands smells as complex spatial patterns.
通过受体发出的信号，大脑将气味理解为复杂的空间图案。
That's why you exclaim "Ouch" after staying away from the pain signals you encountered before.
那就是为什么你远离开始遇到的疼痛信号后才惊叫“哎呦”的原因。
Many signals that animals make seem to impose on the signalers costs that are overly damaging.
动物发出的许多信号似乎使信号传递者付出了过于沉重的代价。
Ants store food, repel attackers and use chemical signals to contact one another in case of attack.
蚂蚁储存食物，击退攻击者，并使用化学信号联系彼此以防被攻击。
In fact, the signals that plants get from their photoreceptors sometimes cause significant reactions.
事实上，植物从它们的光感受器获得的信号有时会让植物产生剧烈反应。
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