Quenching by electron transfer involves creation of an ion pair. Charge separation and back electron transfer is then a competitived process.

电子转移生成离子自由基对后，电荷分离与逆电子转移过程相互竞争。

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For example, it is easy to imagine a situation in which the following sentence occur. "we also observed the creation of two electron-positron pairs."

例如，很容易设想一种情况，在这种情况下有如下的句子，“我们也观察两个正电子成对的产生”。

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For example, it is easy to imagine a situation in which the following sentence occur. "we also observed the creation of two electron-positron pairs."

例如，很容易设想一种情况，在这种情况下有如下的句子，“我们也观察两个正电子成对的产生”。

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