One reason is straightforward: on many trees, the leaves that are the reddest are those on the side of the tree which gets most sun.

有个原因很简单：在许多树上，最红的叶子是那些在树的一侧得到最多阳光的叶子。

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Use your reddest lipstick.

使用你的颜色最红的唇膏。

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Here is the reddest rose in all the world. You will wear it to-night next your heart.

这是全世界最红的一朵玫瑰。你今晚就把它戴在你的胸口上。

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Over the weekend, he drew more than 14, 000 to an event in Idaho, the reddest of Republican red states.

NPR: Obama Stresses His 'Electability' Versus GOP

She was also able to demonstrate that the reddest males were indeed the choosiest about who got to do the laying, and that they did prefer bigger females.

ECONOMIST: Birds do it, bees do it | The