The result is a flexible film of crystals with opalescent properties that can be used to coat malleable surfaces, producing attractive iridescent hues.

这样就产生了一种结晶状的柔韧性薄膜，有乳白色的特质，能被用于涂抹有延展性的表面，同时产生美丽无比的彩虹般的色彩。

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The reason HTSs have not taken hold is that brittle ceramics are incredibly tricky to spin into flexible wires, principally because their crystals need to be perfectly aligned in order for resistance to remain low.

ECONOMIST: Inside story