Light Echo Years After Stellar outburst.
恒星爆发数年后的回光。
The effect, called a light echo, has been unveiling never-before-seen dust patterns ever since the star suddenly brightened for several weeks in early 2002.
这种效应被称之为“回光”，揭示了自2002年初V838 Mon亮度在几周内突然增大后从未被观测到的尘云图案。
Still like during the break to face the black white keys, occasionally row a sound of water, let the light echo gently and enjoy the moment ears lingering uproar of ning and after.
仍喜欢在休息的时分面对那黑的白的琴键，偶然划出一道流水的声响，就让那淡淡的回音悄悄萦回耳际，享用那一刻喧嚣当时的宁和。
The burst of light is called a photon echo; and its observation proved we have full control over the quantum state of the atoms.
辐射出的光被称为光子回波，它的观测表明我们对于原子的量子态进行了完全的控制。
This new study builds upon research by several groups who pioneered the light-echo technique.
这一新的研究建立在数个处于光回声技术前沿团队的研究之上。
Above the table is an echo of brass pipes that cast light and deflect sound.
上面的表是一个回波的铜管，投光和转移的声音。
Since x-rays travel at the speed of light, the echo indicates that an object fell into the black hole around 350 years ago.
因为X射线以光速运行，因此反射表明，大约在350光年前，有一个物质落入黑洞。
As day defeats the night, the echo of your voice that greets the feeble morning light is the only answer to my silent prayer and promises I never make.
但白天取代黑夜之时，你那迎接微弱晨光的声音回响就是对我无声的祈祷和从未许下的承诺的唯一回应。
The birdsong is the echo of the morning light back from the earth.
鸟的歌声是曙光从大地反应从前的回声。
The birdsong is the echo of the morning light back from the earth.
鸟的歌声是曙光从大地反应从前的回声。
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