The radio signal can be amplified.

无线电的信号可以放大。

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

“行者 1 号”向任务控制中心发送了稳定的无线电信号。

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

月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号。

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号。

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

用这些无线电信号，科学家们还能够探测到其他行星上的雷击。

But even if they transmitted radio signals like we do, it might not be very helpful.

但即使他们像我们地一样传输无线电信号，也可能没什么用。

The pilot immediately radioed a distress signal and turned the plane back toward Denver International Airport.

飞行员立即用无线电发出求救信号，并返回丹佛国际机场。

Those telescopes revealed particularly bright radio signals.

这些望远镜显示出亮的无线电信号。

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号。

The telescope can be used to study radio signals coming from space.

该望远镜可用于研究来自太空的无线电信号。

The radio signals are bounced off a satellite.

【bounce】无线电信号从卫星上反射回来。

We couldn’t locate the source of the radio signal.

【locate】我们无法确定无线电信号的来源。

You can't get the radio signal from the satellite that is above the earth.

您无法从地球上方的卫星获得无线电信号。

So, " AM" and " FM" are types of " radio signals, " or radio waves.

因此，“AM”和“FM”是“无线电信号”或无线电波的类型。

An " antenna" (antenna) is a pole or wire that is used to send and receive radio signals.

“天线”（天线）是用于发送和接收无线电信号的杆或线。

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号分布的含义以及信号与人的位置和姿势间的关系。

Well, amateur radio operators transmit or send out radio signals, and so they must have a call sign also.

嗯， 业余无线电操作员传输或发出无线电信号，因此他们也必须有一个呼号。

That's roughly how long it would take for a radio signal to travel the distance from Mars to Earth.

这大约是无线电信号从火星到地球传播距离所需的时间。

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号已经有 100 年的历史了，并且之后我们又发出了电视信号。

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号的设备收集的。