Scientists from Korea have turned the main ingredient of calamine lotion into a tiny material that converts sound waves into electricity.

韩国科学家将炉甘石洗液的主要成分转化成一种微细的材料，这种材料能够将声波转化成电能。

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It's not a good idea because it's missing the main ingredient for success.

它不是一个好念头是因为它缺少成功的主要因素。

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The main ingredient of a nappy is cellulose, an annoyingly persistent material.

尿布的主要组成部分是纤维素，它是一种烦人的顽固性物质。

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It is true that flexibility is the main ingredient in a successful congressional life.

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And the main ingredient for this growth will be a wave of consolidation the shaman foresees.

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This is the main ingredient of plaques that build up in the brains of Alzheimer's patients.

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