The sound of light rapping on the door pulled him out of his daze.

轻叩门的声音把他从幻想中拉回来。

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But research indicates that not just light but also the physics of sound helped enhance this religious experience.

但研究表明，不仅是光，声音的物理学也助于增强这种宗教体验。

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If these officials saw the light of oil lamps in someone's home and heard the sound of reading, they would knock on the door and say, "The mayor adds oil for your lamp!"

如果这些官员看到有人家里的油灯亮着，而且听到读书的声音，他们就会敲门说：“市长给你的灯加了油！”

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The body lay near the window, where the animal had left it when frightened away by the light and sound of the rifle.

VOA: special.2009.10.31

So to be clear, we expect most students to very comfortably pursue the standard edition of the P set, but for this particular P set, and we have about 150 or so of these out on the hallway, and we'll have them at office hours throughout the coming week--this is a little logic board ; with lots of sensors; the sound sensor, a light sensor, a little joystick and the like.

我希望我们大多数同学,研究问题集的标准版本，可编程版有个特殊的问题集，我们会在接下来的几周里，在办公时间为大家做解答,这是个小的逻辑板,上面有很多传感器;,包括声音传感器，光传感器，小操作杆等。

哈佛公开课 - 计算机科学课程节选

The Doppler effect explains changes in the length of light waves or sound waves as they move toward you or away from you.

VOA: special.2009.04.29

From the off, they grabbed the attention of the tens of thousands of festival-goers in front of the main stage with their sound and light show.

BBC: Muse

There were a few moments of excitement during the hour-long presentation, though mostly due to the thunderous bass of the company's sound and light show.

ENGADGET: Sharp's IFA presser features giant 1-inch thin LCD (and little else)

Once the light enters the ruby, its speed is slowed down to around the speed of sound (approximately 741mph) and the spinning motion of the rod drags the light with it, resulting in the image being rotated by almost five degrees: large enough to see with the naked eye.

FORBES: Slowing the Speed of Light to a Crawl