The radio signal can be amplified.

无线电的信可以放大。

Hmm. This antenna business doesn't sound secure – an antenna is used for sending or receiving radio signals.

哼。这个无线电的伎俩听上去并不安全。天线被用于发送或接受信。

It takes 10 and a half minutes for radio signals on earth to reach a rover on Mars and the landing process occurs over seven minutes.

地球上的无线电信到达火星上的探测器需要10分半钟，而着陆过程需要7分钟。

Time to turn up the radio to CNN 10 because scientists say they've detected some mysterious radio signals from outer space.

是时候将广播调到CNN 10频道了，因为科学家们说他们已经检测到了一些来自外太空的神秘的无线电信。

Voyager 1 sends a steady radio signal back to mission control.

“旅者 1 ”务控制中心发送了稳定的无线电信。

It offers an unusual environment that permits researchers to record sensitive radio signals.

球远端提供了一个不同寻常的环境，使得研究人员可以记录敏感的无线电信。

But a civilization that is not actively transmitting radio signals into space might be as close as our nearest stellar neighbor, the Alpha Centauri system, and we would have no way of realizing they exist.

但是，一个不积极太空发送无线电信的文明，可能会和我们最近的恒星系——半人马座阿尔法星系一样近，而我们也无法得知它们的存在。

Using satellite tracking and radio signals, we monitored their adaptation and integration after release.

通过卫星追踪和无线电信，我们监测它们在释放后的适应和融情况。

When someone sends you a text, their phone transmits radio signals, which convey the identity of both their phone and yours, along with the content of the message.

有人传简讯给你时，对方的手机发送电波讯，涵盖传送者、接收者的手机资讯，与简讯内容。

We as a species have been sending out radio signals for about 100 years and we have followed that up with television signals.

人类作为一个物种发送无线电信已经有 100 年的历史了，并且之后我们又发出了电视信。

Once at the tower nearest you, it's converted back to a radio signal that can be picked up by the antenna in your phone. This all happens in SECONDS!

一旦你在基地台服务区内，讯就会再转换成无线电波让手机的天线接收。这些事情在几秒内就可以完成！

It takes 11 minutes for radio signals to travel from Earth to Mars and the Perseverance rover landing process was set to happen over seven minutes.

无线电信从地球传到火星需要11分钟，而“毅力”火星车的着陆过程设定在7分钟内完成。

Sensors in your car tuned to radio signals from orbiting satellites can locate your car precisely at any moment and warn of traffic jams.

你汽车上与绕轨道运的卫星发出的无线电信调谐的传感器能随时精确地确定你汽车的方位，并告知交通阻塞情况。

As a result, it will learn what the different radio signal distributions mean and how they relate to human positions and poses.

结果，它能理解不同的无线电信分布的含义以及信与人的位置和姿势间的关系。

Using the radio signals, scientists have also been able to detect lightning strikes on other planets.

利用这些无线电信，科学家们还能够探测到其他星上的雷击。

So imagine that same alien civilization looking at the night sky but now there are no radio signals, no television signals, just 300 billion beautiful white lights, quietly shining away.

所以想象一下，同样的外星文明仰望夜空，但现在没有无线电信，没有电视信，只有 3000 亿个美丽的白光，静静地闪耀着。

This is not much of a problem with color images, because we can clearly see everyone in an image, but the radio signals are more difficult to read when they reflect off of multiple bodies in the scene.

这对彩色图像来说不是什么大问题，因为我们可以看清每个人，但无线信经过多次反射之后更难分辨场景中的人物。

Whenever someone sends you a text, their phone transmits radio signals, which convey the identity of both their phone and yours, along with the content of the message.

有人传简讯给你时，对方的手机会发送电波讯，涵盖传送者、接收者的手机资讯，与简讯内容。

Once at the tower nearest you, it’s converted back to a radio signal that can be picked up by the antenna in your phone.

一旦你在基地台服务区，讯就会再转换成无线电波让手机的天线接收。

This information is collected by devices that measure signals from a breathing sensor on the body or from radio signals in the room.

这些信息是通过测量身体上的呼吸传感器或房间里的无线电信的设备收的。