A signal flare is usually shot when troops make a sudden attack at night.

部队夜间发动突然袭击时通常发射信号弹。

The underwater drones then fire signals, measuring variations in height down to the tiniest detail.

然后水下无人机发射信号，测量高变化，甚至是最小细节。

That is, any signal that's emitted today.

任何今天发射信号。

The European Union requires AIS broadcasts from all ships longer than 15m, while Americans spare those shorter than 19m.

欧盟要求所有长15米船只发射AIS信号，而美国则不要求长小于19米船只发射AIS信号。

I mean for a woman who is not interested you sure are sending some mixed signals.

对于一个不怎么感兴趣女人来说，你就是在发射暧昧信号。

Now, this is not just conceptual: this tablet is transmitting Bluetooth, and I'm wearing the vest right now.

这个平板电脑正在发射蓝牙信号， 而且我正穿着这样背心。

(Electrical signals firing) Or we can watch them as they sparkle with electrical activity.

（电信号发射声）我们也可以看着它们迸射出电信号火花。

You sure are sending some mixed signals.

你就是在发射暧昧信号。

And here is what would happen if we broadcast our existence into outer space?

我们来看看，如果向外太空发射我们存在信号会怎样？

Another prank involved a pocket device Wozniak built that could emit TV signals.

在另一场恶作剧中，使用到了沃兹尼亚克发明一个可以发射电视信号便携装置。

As the boat begins to sink, Violet creates a signal fire and a rescue boat assists them.

当船开始下沉时，维奥莱特发射了一个信号火，一艘救援船帮助了他们。

They work by sending out pulses of high-frequency sound and then interpreting the reflections as images.

机理程是，通发射高频声波脉冲信号对反射信号进行成像解读。

But the FAA said signal strength and the transmitting direction of 5G towers could be the problem.

但美国联邦航空局表示，5G发射塔信号强和发射方向可能是问题所在。

The sturdy steel is generally used in 5G base station signal receivers, signal transmission filters and integrated circuit boards.

坚固钢一般用于 5G 基站信号接收器、信号发射滤波器和集成电路板。

The state news agency said that a launching platform set up to fire rockets into Israel had been destroyed, killing five militants.

国家新闻机构称一座用于向以色列发射火箭信号发射台被毁，导致5名军人死亡。

You have a transmitter who is sending a signal.

您有一个正在发送信号发射器。

But keep in mind that we've been broadcasting signals into outer space since the sixties, and we have yet to receive a reply.

但是，请牢记，早在 60 年代我们就已经向外太空发射出信号了，并且我们还没有收到任何回复。

The brain can counter it if it's not a good time to urinate by sending another signal to contract the external urethral sphincter.

通发射另一个信号来控制尿道外括约肌大脑会判断现在是不是排尿合适时机。

Mobile phones get signals from nearby radio transmitters that permit the devices to connect to frequencies to make calls and send data.

移动电话从附近无线电发射器接收信号，进而使该设备连接到频率进行通话和发送数据。

Not only could it receive the faintest of radio signals, it could transmit them as well, allowing Arecibo to work as a celestial radar.

它不仅可以接收最微弱无线电信号，还可以发射信号， 使阿雷西博能够充当天体雷达。