Two layers of fur and thick fat act as superb insulation, helping polar bears retain virtually all their body heat.

两层毛皮和肥厚的脂肪具有绝佳的隔热效果，可帮助北极熊保留几乎全部的体热。

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The thick fat, or blubber, under the whale's skin protects the animal against cold waters.

厚厚的脂肪，或者说鲸脂，在鲸鱼的皮下用于保护它，去抵御寒冷的海水。

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Dudley looked a lot like Uncle Vernon. He had a large pink face, not much neck, small, watery blue eyes, and thick blond hair that lay smoothly on his thick, fat head.

达力更像弗农姨父：一张粉红色的银盆大脸，脖子很短，一对水汪汪的蓝眼睛，浓密的金发平整地贴在他那厚实的胖乎乎的脑袋上。

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Dudley looked a lot like Uncle Vernon. He had a large pink face, not much neck, small, watery blue eyes, and thick blond hair that lay smoothly on his thick, fat head.

达力更像弗农姨父：一张粉红色的银盆大脸，脖子很短，一对水汪汪的蓝眼睛，浓密的金发平整地贴在他那厚实的胖乎乎的脑袋上。

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