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。
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。
Sound travels faster through water than it does through air.
声音在水中的传播速度要比在空气中快。
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。
Travelling through air and turbulence can disperse the energy of the beam.
穿过空气和乱流时会分散光柱的能量。
If it's air and you move through air, - you feel the wind through your hair — that's a drag force.
如果你穿过空气，会感觉风吹过你的头发-，这便是阻力。
The blades have an aerofoil shape and provide lift when passing through air, like the wings of an aeroplane.
这些叶片拥有机翼的剖面形状，它们就像普通飞机的机翼那样，通过划过空气来产生升力。
Air transportation refers to the transportation business of carrying cargoes or passengers through air routes.
航空运输，是指通过空中航线运送货物或旅客的运输业务。
"We are in urgent need of tents, food, medicine and satellite communications equipment through air drop," he said.
他说：“我们亟需空投帐篷、食品、药品和卫星通讯。”
The particles can be transported through air or a hydrocarbon liquid without loss in enzymatic activity of the payload.
颗粒能通过空气或液态碳氢化合物运输，不会对有效负载的酶活性造成损失。
Cosmic rays of various kinds come through the air from outer space, but enormous quantities of radiation from the sun are screened off.
来自外太空的各种宇宙射线通过空气进入大气层，但来自太阳的大量辐射却被屏蔽了。
The pump sucks air out through the valve.
气泵通过阀门把空气抽出去。
The ball curved through the air.
球在空中沿曲线运动。
She swished her racket aggressively through the air.
她咄咄逼人地把球拍挥舞得呼呼作响。
Birds use thermals to lift them through the air.
鸟类利用上升的暖气流升空。
So musical instruments evolved in ways that optimize their acoustical properties, how the instrument vibrates and sends those vibration through the air to our eardrums.
因此，乐器的进化优化了它们的声学特性，且优化了乐器振动的方式，并将这些振动通过空气传到我们的耳膜。
If the virus had been capable of spreading through the air, or if one infected person had unknowingly entered a large population center, Ebola might have become a worldwide epidemic.
如果这种病毒能够通过空气传播，或者如果一名感染者在不知情的情况下进入了人口密集的地区，那么埃博拉可能已经成为一种全球流行病。
They sat in an aerial dwelling, and it flew with them through the air.
他们坐在一个空中的房子里，房子和他们一起在空中飞行。
The two children were already flying down the Alp, like birds soaring through the air.
两个孩子已经从着高山牧场往下猛冲了，就像鸟儿在空中翱翔一样。
The two children were already flying down the Alp, like birds soaring through the air.
两个孩子已经从着高山牧场往下猛冲了，就像鸟儿在空中翱翔一样。
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