Light travels faster than sound.
光比声音快。
双语例句
1
Our physics teacher told us that light travels faster than sound.
物理老师告诉我们光的速度比声的速度快。
2
Since light travels faster than sound, we see lightening before we hear thepeal of thunder.
因为光速大于音速，所以我们是先看到闪电后再听到雷响。
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