At the Minnesota Fashion Week, Rachel looked especially beautiful in her smart jacket with a decoration of a small blue butterfly on it.

在明尼苏达州的时装周上，瑞秋穿着一件带有蓝色小蝴蝶的时髦夹克，特别美丽。

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Patrick Boyer is one of the authors I met earlier this year and the reason he chose butterfly is because he actually has a small publishing house called Blue butterfly Books.

帕特里克·博耶是我今年早些时候认识的作家之一。他选择蝴蝶实际上是因为他拥有一间小小的出版社：蓝蝶图书。

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Insects such as the blue morpho butterfly appear colourful because of the tiny 3d structures on their surfaces, rather than pigmentation.

翅膀表面微小的三维结构而非色素沉着使得诸如蓝色大闪蝶之类的昆虫展现鲜艳的色彩。

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Prof Thomas led a research project which resulted in the reintroduction of the maculinea (large blue) butterfly.

BBC: Dorset butterfly scientist appointed OBE

At the end of our four-hour hike, Remo pounced into a dense roadside thicket to catch a scarce swallowtail, a butterfly noted for its brilliant blue and gold tail whose design mimics the head of a distasteful insect to ward off predators.

BBC: Switzerland��s valley of butterflies