If a star moves to you, - then all the lines — will be blue-shifted.

如果恒星靠近你，那么所有的光线-，都会蓝光偏移。

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And it's just not in vogue to be blue, associate psychology professor Dr. Todd Kashdan says, "in our society being unhappy is not socially acceptable."

忧郁可不是当下的时尚潮流，心理学副教授托德·卡什顿博士称：“不快乐是不为这个社会所接受的。”

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And it's just not 1 in vogue to be blue, associate psychology professor Dr. Todd Kashdan says, "in our society being unhappy is not socially acceptable."

忧郁可不是当下的时尚潮流，心理学副教授托德·卡什顿博士称：“不快乐是不为这个社会所接受的。”

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Sometimes,snow or ice may appear to be blue.

VOA: special.2010.01.05

Each of their hats, each of their own hats, might be blue.

他们每个人的帽子可能是蓝色的呢

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One person says, "I think the wall should be painted blue."

一人说，“我觉得这墙应该刷成蓝色。”

I agree课堂 - SpeakingMax英语口语达人

And my wallpaper must be blue with that funny picture of my dog wearing glasses, OK?

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Jordan was found by paramedics to be blue and with a weak pulse.

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Light from stars and galaxies moving towards Earth, by contrast, would be blue-shifted.

ECONOMIST: Sun Microsystems