Are you sure that light is faster than sound?
你确定光速比声音还快吗？
Our teacher told us that the speed of light is faster than that of sound.
我们的老师昨天告诉我们，光速是比声速快的。
As is well known, light travels faster than sound.
众所周知，光比声音传播快。
Light travels faster than sound, as is known to all.
光传播得比声音快，这一点大伙都知道。
In a thunderstorm you see the lightning first and then hear the thunder. This is because light travels very much faster than sound.
打雷时你先看到闪电，然后再听到雷声，这是因为光传播速度要比声音快。
That light travels faster than the sound is a fact.
光传播速度比声音快是个事实。
Light travels faster than sound. This is why some people appear bright until you hear them speak.
光跑得比声音快，这就是为什么有些人看起来灵光，直到他们开口说话。
That's where I learned that light travels faster than sound, which is almost as slow as a flying rock.
我就是从那里了解了光比声音传播速度快的，因为声音总是和飞石差不多一样的速度。
As is known to all, light travels much faster than sound.
正如人人皆知的那样：光的传播要比声音快得多。
As is known to all, light travels much faster than sound.
正如人人皆知的那样：光的传播要比声音快得多。
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