A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the Shared electrons.

两个原子对共用电子对具有相同的引力时，则形成非极性共价键。

youdao

Between these two tiny particles, the proton and the electron, there is a powerful attraction that is always present between negative and positive electric charges.

在质子和电子这两个微粒之间有一个很大的吸引力，而这个吸引力总是存在于正、负电荷之间。

youdao

Because the effect of distance between water drops and the effect of attraction between water drops are far more larger than the effect of electric field intensity.

原因是，水珠间的距离和水珠粒径对水珠间吸引力的影响远大于电场强度的影响。

youdao