And, this is a less stable nucleus. And as quickly as it formed, it would get smashed apart.

而且，这是一个不太稳定的核。 而且一旦形成， 它就会被粉碎。

The first thing you should know is that the total mass of a stable nucleus is always less than the total mass of the individual protons and neutrons put together.

您应该知道的第一件事是，稳定原子核的总质量总是小于单个质子和中子的总质量。