英语语法分析

34 minutes later, it took 700 thousand years forming atoms by adhering electrons onto nucleons.

34分钟后，用了70万年时间，电子能附在原子核上形成了原子。

However, the nucleons in nucleus will decay and baryon-number conservation may not be absolute according to the Grand unified theory.

而大统一理论则预言在原子核中的核子将衰变，重子数守恒将被破坏。

The outside probabilities and contributions of valence nucleons given by these calculations are considered as the criterion of halo states.

计算给出了价核子在核外部分布的概率和贡献，以此作为晕核态的判断标准。