翻译:是否光传播比声音快 声音传播比光慢的英文

英语翻译句子：众所周知，光传播的速度比声音快 As is known to everyone，light travels much faster than sound.老师告诉我们光比声音传播得快.翻译英语， 老师告诉我们光比声音传播得快英...