One of several small moths of the family Plutellidae having brightly patterned front wings that reveal light diamond-shaped spots when folded.

一种菜蛾科的小蛾，前翼有明亮的图案，合翅时露出轻淡的钻石形斑点。

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That shift is also much in evidence at the Seattle Public Library, a diamond-scaled stack of origami-folded glass boxes that opened to considerable acclaim almost a decade ago.

WSJ: The Library's Future Is Not an Open Book | By Julie V. Iovine | Public Library Renovation