heavy layer

基本解释

Several thin layers are warmer than one heavy layer.
几层薄薄的衣服比只穿厚厚的一层要暖和。
A heavy layer of volcanic ash rained down over the Aegean, covering islands and crops.
浓厚的火山灰层大量降下到爱琴海，遮盖了岛屿和农作物。
Wearing loose, lightweight clothes, one layer on top of another, is better than a single heavy layer of clothing.
把宽松、把轻巧的衣服一层套到另一层上比只穿一层厚重的衣服更好。

L is for layers.Wearing loose, lightweight clothes, one layer on top of another, is better than wearing a single heavy layer of clothing.

Its brawny design — including double-layer cinder-block walls reinforced by heavy duty steel bars and cement piers that plunge 30 feet into the ground — should allow it to withstand winds up to 200 mph.
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