These plates move because they lie upon a soft, hot under layers.

这些板块处于柔软、炽热的地层上，所以会移动。

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Copper may be hidden under layers of paint, the only exposed metal oxidized.

比如铜的表面可能被一层层油画颜料覆盖，而唯一暴露的金属部分则被氧化。

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I never slept better, because I wasn't buried under layers of heavy bedclothes.

我睡得再好不过了，因为没有层层沉沉的被子压在身上。

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Fragments of colors and details found under layers of dirt were analyzed.

WSJ: The Empire State Building's Luster Returns | By Ada Louise Huxtable

With new technology permitting oil drilling under 6, 000 feet of water, Petrobras discovered a huge field off the coast of Brazil under layers of salt.

FORBES: Crude Awakening

The melody is a simple singsong that bears an abstract resemblance to the similarly basic "Shimmy Shimmy Coco Bop, " while the vocals themselves are buried under layers of processing.

NPR: Usher: Painting By Numbers