If we didn't do that, the pitch would rapidly descend as we got to the end of the lung balloon, and we'd blow our vocal chords apart with high pressure.

如果我们不这样做，我们的音量将随着肺气球的放气迅速下降。另一方面，当我们肺里的气压很高时，声带会被撕裂。

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The spiking costs of health care in the U.S. put pressure on doctors to perform expensive tests with high-end equipment only when necessary.

美国医保费用的激增迫使医生不到万不得已绝不动用那些高端设备进行成本昂贵的检查。

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The stock of unsold houses remains sky-high, which means the pressure on prices and sales will not end at anytime soon.

积压房屋的数量仍居高不下，这意味着销量和价格的压力在短期内不会消失。

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Let's say we start from some V1 and p1 here, so high pressure, small volume and we end up with a high volume low pressure, under constant temperature condition.

例如我们要从压强比较高，体积比较小V1，p1出发,到达低压强，大体积的末态，过程中温度不变。

麻省理工公开课 - 热力学与动力学课程节选

Cisco gross margin under pressure from high-end switching product transitions.

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"Because there are only so many A-plus waterfront locations available, the price pressure on these high-end properties continues to go up, " he explains.

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But if it even represents a future vision of the DSLR, it's clear that the traditional digital still camera will face as much -- if not more -- pressure from the high-end camcorder as it will from the cameraphone.

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