Sound is conducted through steel in the same manner as through air.

声音通过钢的传导方式和在空气中的传导方式一样。

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One source of error is refraction, the bending of light beams as they pass through air layers of different temperature and pressure.

误差的一个来源是折射，即光束通过不同温度和压力的空气层时发生的弯曲现象。

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HIV does not travel through air or food and cannot live long outside the body.

HIV不能通过空气或食物传播，并且在体外不会存活太久。

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When melting snow-crystals or raindrops fall through very cold air, they freeze to form small particles of ice, called sleet.

VOA: special.2011.01.11

Then he flung outward, feet first, with a swish, Kicking his way down through the air to the ground.

然后，纵身一跳，他两脚先伸出去，在空中乱踢乱舞，于是飕的一声，降落到地面。

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But you don't compress it so quickly that you're not in there reversible process so you compress that if you were to feel the temperature of the air and you can feel it through the nozzle gives you an idea of the temperature of the air inside your bicycle pump.

但是压缩速度,也不能太快,否则就不是,可逆过程了,这样当压缩气体时,从喷嘴可以感受到,内部气体的温度。

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Instead of using scuba equipment, they breathe through air hoses running from the boat above.

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He said most of the leaks appear to have come through air conditioning units.

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It travels through air vents and cracks in walls, along ventilation and elevator shafts, and up stairways.

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