声比光传播得慢。
事实上，他的说话声比耳语也强不了多少。
物理老师告诉我们光的速度比声的速度快。
Our physics teacher told us that light travels faster than sound.
有一名声而不被了解比没有名声更难堪。
Having a reputation without being known is more embarrassing than having no reputation.
嗨，这是瑞秋和菲比的家请在哗声后留言，谢谢。
Hi, it's Phoebe and Rachel's. Please leave a message. Thanks!
另外，我还可以用比响片声更大的音量说“YES”。
In addition I can say YES a lot louder than the sound a clicker makes.
接着他终于发出一声低沉的呼吸，这让比安卡的魔法失去了作用。
Then his breath had whooshed out again, making Bianca's magic useless.
光比声传播速度快。
请在比声后留下你的姓名和号码。
你比其他人都出色，甚至你说话声都比我大。
You are better than everybody, and you talk even louder than I do.
他听到利比踢里挞拉的脚步声跑来接电话。
鲍比：用在我新的便携式立体声录放机上！
鲍比：用在我新的便携式立体声录放机上！
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