这意味着，以后将集中精力为生活窘迫的社会低层（不管他是黑色，白色或者棕色皮肤）提供经济援助，而不是主要为了黑人。

This means focusing economic aid on the plight of the underclass—black, white or brown—not on blacks in general.

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“白色脂肪”转化为“棕色脂肪”出奇困难，通常需要长期暴露在寒冷的环境中，或者激活人体部分神经紧张系统。

Converting white fat into brown is notoriously difficult, normally requiring long term exposure to cold conditions or activating part of the body's nervous system.

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如果平时总穿黑色、棕色、兰色的衣服那么可以尝试一下白色、米黄色等浅颜色，或者粉色。

If normally you always wear black, brown and blue then try white, cream, lighter colors, or pink.

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