回光是中国汉语里的词汇，有多种意思，指离躯远游之神魂返归躯壳。
回光 [huí guāng]
双语例句原声例句
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恒星爆发数年后的回光。
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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。
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.
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在小银行家街的转角处，一个老婆子正弯着腰在回光灯下掏垃圾堆，孩子走过时，撞了她一下，随即后退，一面喊道。
At the corner of the Rue du Petit-Banquier, a bent old woman was rummaging in a heap of refuse by the light of a street lantern; the child jostled her as he passed, then recoiled, exclaiming.
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So, if you use a black lamp or something and you excite something up to a higher energy level and then it relaxes back down to its lower energy state, it's going to emit a new wavelength of light, which is going to be visible to you.
如果你用一个紫外灯或别的,东西把某种分子激发到,更高的能级，然后它会掉回,到低能级，它就会释放,一个新的波长的光,这个光是可见的。
应用推荐
$firstVoiceSent
- 来自原声例句