The sea was of a lapis lazuli blue.

大海呈天青石色。

《新英汉大辞典》

The bare vaulting of trees along the Mall was ceiled with lapis lazuli, and arched above snow that shone like splintered crystals.

碧蓝的天空衬托着林阴大道上那些树木光秃秃的圆顶，树顶下面的残雪像无数水晶碎片熠熠闪光。

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Rembrandt didn't go to the local art shop and buy tubes of paint. He had to grind and mix his paints from things such as lapis lazuli to make blue.

伦勃朗没法在美术商店买到一管管的颜料，他只能自己研磨做颜料，比如把天青石磨成粉来当蓝色颜料用。

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The most impressive example on display is a magnificent lapis lazuli seal with a carved bull for a handle.

WSJ: The Ur-Metropolis | Uruk | Pergamon Museum | By A.J. Goldmann

The second floor was divided several big rooms, including a living room with large glass doors that open onto the front lawn, a dining room and an open kitchen centered around an island topped by a thick slab of lapis lazuli.

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