Vietnamese oranges and Thai tangerines are bright green on the outside and orange only on the inside.

户外品种的越南橙子和泰国柑橘为亮绿色，室内品种则为橙色。

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In the insect world, bright reds, oranges and yellows can be a warning: "Eat me at your own risk, Pal."

昆虫世界中鲜艳的色彩常常是对敌人的一种警告：不怕死的就来吃我吧。

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Like the messy whirl of an artist's palette, the tree blazed a bright crimson on its lower branches, burned with vivid yellows and oranges in its center, and simmered to deep Burgundy at its top.

整棵树就像画家手中五彩斑斓的调色板，树底部的枝桠是鲜艳的梅红色，树的中部则燃烧着明快的鹅黄色和橘红色，再往上，到了树梢，枝条又缓缓地过渡到了绛红色。

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The buildings are clad in bright oranges, yellows and greens, which can be spotted from incoming aircraft at Heathrow.

WSJ: In London, an Underground Real-Estate Revolution

As we drew closer to the border, my expectations had come to include homes for each of us, new families, tall buildings, glass, waterfalls, bowls of bright oranges set upon clean tables.

NPR: Eggers Blends Fact, Fiction of Sudanese 'Lost Boys'

Windows with the shutters and curtains open burn bright in oranges and reds, showing that much more heat and money is being lost.

BBC: Shutters and curtains 'act as double glazing'