那象牙白的蜡已经变硬，形成了一张面具。

The ivory wax has hardened, forming a mask.

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再浇上象牙白的牛奶以后，母亲自顾地笑了。

Pouring ivory - white milk over the concoction, Mother smiles to herself.

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同时，亚光象牙白的颜色配置给病房营造温馨感。

Meanwhile, the matte ivory color allocated to the wards to create a warm feeling.

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