Why is the grass green and the sky blue?

为什么草是绿的，而天是蓝的？

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Blue-grey spike grass rustles amid swamp box and bush banksias, a frog, perhaps, or even a wallaby.

沼泽和山龙眼树丛间蓝灰色的穗草莎莎作响，也许是一只青蛙跳过，也有可能是一只小袋鼠吧。

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In Australia, in front of his stick-and-grass avenue, a male satin bowerbird, whose eyes are a striking blue, displays blue parrot feathers, white snail shells, and yellow and purple blossoms.

在澳大利亚，一只缎蓝园丁鸟在小树枝和草叶铺成的“林荫大道”前整齐地摆上蓝色鹦鹉的羽毛、白色蜗牛的壳，还有黄色和紫色的花朵；它的眼睛呈现惹人注目的蓝色。

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The genre is believed to owe its name to Monroe's 1930s band, The Blue Grass Boys.

VOA: standard.2010.05.28

It's for 3 or 4 days and it's put on by a local businessman who's a blue grass freak,

它会持续3到4天，是当地的一名商人赞助的，他是个热爱蓝草的怪人，

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That's because the native flora, largely buffalo grass and big blue stem grass, is notable for sinking unusually intertwined roots.

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Music came to mind first, since at the time she was working for CMH Records, a label that focused on blue grass and classic country music.

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Scruggs rose to prominence when Bill Monroe hired him to play in the Blue Grass Boys, one of the defining groups in the bluegrass musical genre.

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