It has been proved by a great deal of experiments that the magic number of nuclei is a series of positive integers, such as 2,8,20,28,50,82,126, etc.

原子核的幻数已被大量实验所证明是一系列的正整数，如有2，8，20，28，50，82，126等，但从理论上推导这些整数的存在并不是轻易的事情。

youdao

It has been proved by a great deal of experiments that the magic number of nuclei is a series of positive integers, such as 2,8,20,28,50,82,126, etc.

原子核的幻数已被大量实验所证明是一系列的正整数，如有2，8，20，28，50，82，126等，但从理论上推导这些整数的存在并不是轻易的事情。

youdao