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A phenomenon called self-induction is at work here: as the current oscillates, the magnetic field around the wire changes, too, inducing voltages that slow the oscillation.
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这里运用了一种「自感现象」：当电流振盪时，金属线周围的磁场也会改变，产生使振盪减慢的电压。 |
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A phenomenon of audience behavior usually expressed as the ratio of a station's cumulative audience to its average quarter hour audience.
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是一种受众行为.通常表示为某媒介累计受众与平均15分钟受众的比例. |
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A philosophy of life: I'm an adventurer, looking for treasure.
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生活哲学：做一个寻宝的探险家。 |
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A phobia is an excessive or unreasonable fear of a specific object or situation that is generally considered harmless.
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恐怖症是一种过分的或者过度的对某个特定的事物或者场景的恐惧，而这个事物和场景通常被认为是无害的。 |
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A phobia is an irrational and often unexplainable fear that causes an uncontrolable physical reaction.
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恐惧症是一种不理性及通常很难解释的恐惧，它会引起一起无法自我控制的生理反应。 |
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A phone call for Mr. Smith.
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（史密斯先生，电话。） |
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A phone call made while drunk.
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在喝醉了的时候拨打的电话。 |
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A phonograph record, especially a forty-five, having one song on each side.
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拥有留声机的烦恼在于它是一个昂贵的业余爱好。 |
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A phonograph record, especially a forty-five, having one song on each side.
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单曲唱片一种留声机唱片，尤指密纹唱片，每面只有一首歌 |
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A photo is taken each time you press the button.
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每按一次按钮就拍下一张照片。 |
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A photocopy of a document, judgment, or record that is signed and attested to as an accurate and a complete reproduction of the original document by a public official in whose custody the original has been placed for safekeeping.
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核证副本通常都有核证人的签署和核证日期，以确认对该副本进行了核证，除特别声明必须用文件正本的情况外，核证副本一般都视为有效的文件。 |
