I neutrons

• 碘中子

I neutrons的用法和样例：

例句

1. The nucleus was unable to capture neutrons.
   核子无法捕获中子。
2. Atoms are made from a nucleus of protons and neutrons and a cloud of electrons.
   原子是由质子和中子组成的原子核与围绕原子核的电子云构成的。