您要查找的是不是：
- propagate sound or light through air, for example. 例如通过空气传播声音或光。
- Water easily propagates sound . 水易传声。
- Water easily propagates sound. 水容易传导声音。
- They started a newspaper to propagate their ideas. 他们办了一份报纸来宣传他们的主张。
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- I quivered with fear at the sound. 我听见那种声音就吓得发抖。
- Missionaries went far afield to propagate their faith. 传教士到远方去传播其信仰。
- Her mouth open and shut, but no sound come out. 她的嘴张开又闭上了，没有发出声音。
- I have got accustomed to noisy sound. 我已习惯于嘈杂声音。
- The bell gave forth a peasant, lingering sound. 钟奏起了悠扬悦耳的曲调。
- He was a man with a sound constitution. 他是个体质强健的人。
- They have got home safe and sound. 他们已平安到家。
- Insects propagate themselves by means of eggs. 昆虫以产卵繁殖后代。
- I heard a faint sound in the distance. 我听到远处有个微弱的声音。
- The trees propagate themselves by cuttings. 那些树以插枝来繁殖。
