On a recent morning, one group was stationed in the hallway singing “Frère Jacques” in Mandarin; in a classroom, another group was imitating the sound of rain on a giant drum (it was pouring outside).

在最近一天的一个早上，有一个组被分配站在走道中用汉语唱《雅克兄弟》；在教室中，另外一组用一个巨大的鼓模仿下雨的声音（外面也确实正在下雨）。

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The sound from a drum was put at 122 decibels while the sound from a referee 's whistle registered 121.8 decibels.

而锣鼓发出的响声为122分贝，裁判的哨声为121.8分贝。

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When someone beats a drum, it is the flexing of the membrane on the drum, first deflecting then rebounding, which causes the sound waves that we can hear.

当某人敲了一下鼓，是鼓面的伸缩，先压缩，然后反弹，由此制造了我们能听到的声波。

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She says the drum beats sound like robots walking in the snow.

VOA: special.2009.08.14

If it was sound that was being received that might be beating of a drum, for example, that sound gets transduced.

如果将配体看作是,有待接受的敲鼓声,声音信号得到了转换

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Currencies riffle out of alignment, foreign markets turn more chaotic than ours and downside earnings surprises sound like staccato drum beats.

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Listen out: it will sound like a quickening drum beat followed by a bottle of champagne being uncorked and poured.

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Sound travels through the ear drum, the middle ear, and is then processed by the inner ear.

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