He said a Russian aircraft had launched the hypersonic missile from Russian airspace into Ukraine.

他说，一架俄罗斯飞机从俄罗斯领空向乌克兰发射了这枚高超声导弹。

760 miles per hour is about the speed of sound at sea level.

每小时760英里相当于海平面上的声。

Here comes the boom, a supersonic object is traveling faster than the speed of sound.

轰隆隆的响声传来，一个超音物体正在以高于声的度在空中飞行。

It traveled blank times faster than the speed of sound.

它传播的度比声快多少倍。

So I see times faster than the speed of sound.

所以我看到了比声快多少倍。

You were even faster than the speed of sound.

你超过了声。

In the strong cough, that air can travel at speeds close to the speed of sound.

剧烈咳嗽的过程中，空气流接近于声。

We're looking at faster than the speed of sound, Earth's surface.

我们看到了比声快，地球表面。

We see here, it travelled blank times faster than the speed of sound.

我们在这里看到，它行进的度比声快多少倍。

Ten-second trivia: While not constant, the speed of sound is typically how fast?

虽然声不是恒定的，但通常有多快？

Still, mach I or the speed of sound is not something that`s reached by passenger planes, at least not anymore.

仍然，马赫一号或声不是客机所达到的，至少不再如此。

Air temperature changes this, but the sound barrier can typically be broken at around 760 miles per hour.

温度对声会有影响，但音障通常会在每小时760英里左右被打破。

But already I see here the speed of sound, which is what we have in the table here.

但是我已经在这里看到了声，这是我们在表格里看到的。

Number one was that it traveled 50 times faster than the speed of sound.

第一题是它行进的度是比声快50倍。

Light travels more quickly than sound, so you would expect a flash works better.

光快于声，因此你会觉得闪光效果更佳。

The speed of sound barely leave time for considered human responses.

声几乎不给人留下思考应对的时间。

With a machine that breaks down the material at the speed of sound.

使用一台以声分解材料的机器。

Now, the speed of light is huge compared to the speed of sound.

现在，光远大于声。

This speed is considered the speed of sound in steel and it varies depending on the material.

这个度被认为是钢中的声，它会根据材料的不同而变化。

I was one of the finalists for salesperson of the year on the Sonic Board of Realtors.

我是声房地产委员会度销售员决赛入围者之一。