Colorless or white crystals.

无色或白色结晶。

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Here are seen bright white crystals of varying sizes.

图示为大小不一的亮白色晶体。

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Alum: White crystals, soluble in water. Used for sizing paper.

明矾：可溶于水的白色晶体。纸张施胶的材料。

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The guests were served an all-white, seven-layer white rum wedding cake that was covered in white fondant and sugar crystals, and adorned with crystal brooches and the couples' monogram on the top layer.

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Before printing, the embedded dye crystals are clear, so the ZINK Paper looks like regular white photo paper.

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