The trick with that was actually having everything drive at half speed.

这法，它们全都以半速行驶。

Played at normal speed, the half speed recordings sound twice as fast.

在正常速度下播放，半速录音速度正常速度两倍。

Even that close, they'd be going half the speed of light.

它速度应该有光速一半。

Some of the tracks were recorded at normal speed and some were recorded at half speed.

有些歌曲以正常速度记录，有些歌曲以半速记录。

Click on it again, and see that you can change the speed to half the speed, 75% or x 1.25 %.

再点一下，看到可以把速度改成一半速度、75%或者变快 1.25%。

The train is moving at half the speed of light. That's set.

火车以光速一半行驶。这指定。

I mean, we're already talking about a train going half the speed of light.

我意思，我们实在谈论以一半光速行驶火车。

And somehow, it can travel at half the speed of light.

不知何故，它可以以光速一半传播。

For the first couple of days, we were so zonked by jet lag it felt as if we were moving at half speed.

在最初几天，我们被时差所困扰，感觉就像我们以一半速度前进。

And if the train takes 577 nanoseconds to pass you while it's moving at half the speed of light, it must be 86.6 meters long!

如果火车以光速一半速度行驶到你身边需要 577 纳秒，那么它必须长 86。6 米！

When it's neutron star-sized, the escape velocity is half the speed of light, but if it's more than 2.8 times the mass of the Sun, the core will keep collapsing.

当它中子星大小时，逃逸速度就光速一半，但如果它质量超过2.8倍太阳质量，其核心就将继续坍塌。

We recommend watching it first at one point two  five times speed, and then a second time at one and a half speed to fully comprehend this  complex technology.

我们建议先以一点二五倍速观看, 然后再以一点五倍速观看, 以全面了解这项复杂技术。

We recommend watching  it first at one point two five times speed, and then a second time at one and a half speed  to understand it as a complete technology.

我们建议先以 1.2 倍速度观看，然后再以 1.5 倍速度观看，以了解它作为一项完整技术。