老师说光比声音传播速度快。

The teacher said that light travels faster than sound.

youdao

光比声音传播速度快得多。

Light travels much faster than sound.

youdao

声音在水中的传播速度几乎是在空气中传播速度的五倍。

In water sound travels nearly five times as fast as in air.

youdao

声音在空气中的传播速度究竟有多快？

Just how fast does sound travel through the air?

youdao

光的传播速度比声音快。

Light goes faster than sound.

youdao

光传播速度比声音快是个事实。

That light travels faster than the sound is a fact.

youdao

光传播速度比声音快是个事实。

That light travels faster than the sound is a fact.

youdao