An arctic fox whose fur is bluish gray during a color phase typically occurring in the summer or extending throughout the year.

蓝狐，北极蓝狐：一种北极狐，皮毛在夏天甚至整年呈蓝灰色。

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The most common problem associated with silver exposure is argyria: the skin turns a bluish gray as granules of silver accumulate in the body.

银暴露最常见的问题是银中毒：因银粒子在身体中蓄积而使皮肤变成蓝灰色。

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A yellow and olive warbler (Oporornis philadelphia) of eastern North America, having a bluish gray hood set off by a black band on its breast.

一种分布于北美东部地区的黄色和橄榄色的林莺（哀林莺） ，长有淡蓝灰色的羽冠，胸口衬有黑条纹。

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Off in the distance you see a valley way below and lines of bluish gray mountains that seem to reach forever.

VOA: special.2009.07.20

Mongolian spots (technically named congenital dermal melanocytosis) are flat bluish-green, gray or light brown areas where cells called melanocytes have been trapped in a layer of the skin called the dermis.

CNN: What are Mongolian spots?