光比声音传播得快
Light travels faster than sound
以上为机器翻译结果，长、整句建议使用 人工翻译 。
老师告诉我们光比声音传播得快。
Thee teacher told us that light travels faster than sound.
youdao
我们的老师告诉我们光比声音传播得快。
Our teacher told us that light travels faster than sound.
他说光比声音传播得快。
He said that light travels much faster than sound.
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