典故：五代·王仁裕《开元天宝遗事·牵红丝娶妇》：“ 郭元振少时，美风姿，有才艺。
像红丝刻童话，河水非常漂亮的装饰。
Like a fairy of the Red Silk Cut, the river was very beautiful decorated.
这是脉冲星，这里的红丝，就是爆炸发生时，放出的物质。
This, by the way, is the pulsar, and the red filaments that you see here is material that was thrown off when the explosion occurred.
他们那些失眠的脸上都罩着一层青色，眼球上有红丝，有兴奋的光彩。
Their faces were pale after a sleepless night, their eyes were bloodshot, and they were tense with excitement.
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