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克拉是钻石的重量计量单位。
A carat is the universal measure of weight for a diamond.
youdao
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这是多孔比白色的钻石，因此它的重量更重。
It is more porous than the white diamond, thus it is heavier in weight.
youdao
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这是多孔比白色的钻石，因此它的重量更重。
It is more porous than the white diamond, thus it is heavier in weight.
youdao