含有钻石的岩石叫蓝地，因为它多少有点发蓝。
The hard rock in which diamonds are found is called blue ground, because it is somewhat blue.
他优雅地穿着一件灰色西服，蓝衬衣，系着佩斯利涡旋花纹领带。
He was elegantly dressed in a grey suit, blue shirt, and paisley tie.
起居室朴素地摆放着白柳条家具和蓝白相间的织物。
The living room is furnished simply with white wicker furniture and blue-and-white fabrics.
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