Such has been the case with a compound used to make the first solid-state batteries some 40 years ago.

40多年前, 这种化合物被用来制造第一代固体电池.

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Maybe you're not looking at a reaction, but you've got some new compound, and you're looking at it go from liquid to solid or to gas.

也许你研究的不是一个反应，但你得到了一种新的化合物，你看着它从液体变成了固体或气体。

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Alloy: Metallic substance composed of two or more elements, as either a mixture, compound, or solid solution.

合金：由两种或多种元素组成的金属材料，以化合物或固溶体形式存在。

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By combining an artist and scientific quest, the two professors at Michigan State University found that a certain type of metal-loving bacteria can transform high amounts of the toxic chemical compound gold chloride from a liquid into solid 24-karat gold.

FORBES: FOCUS: 'Microbial Alchemy' Produces Gold From Toxic Chemical