accumulations
n.
积累( accumulation的名词复数 );
堆积物;
累积量;
（利润、息金带来的）资本增益;
例句:
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Not all accumulations of hydrocarbons are necessarily the result of hydrodynamics.
并不是所有烃类的储集都必然是水动力的结果.
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Accumulations of trash and silt should be near the primary element.
泥砂和废料的淤积要逐渐靠拢基本元件.
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Others are merely accumulations of coral and skeletal debris.
而另一些则仅仅是珊瑚和骸骨碎片的堆积.
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But it's just showing huge accumulations of tau for a forty-five-year-old ridiculously abnormal.
来自NEWYORKER
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They are familiar in creatures such as molluscs, whose slow annual accumulations can be seen as ridges in their shells.
来自BBC
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Within our own universe there are periodic cataclysmic events known as Novas where, suddently, accumulations of matter explode.
来自SA