All this was based on classical electrodynamics, assuming an ether theory.

所有这些都基于电动力学，是以太论的前提。

youdao

This book provides an exceptionally lucid treatment of classical electrodynamics.

这部书对经典电动力学讲解得非常透彻。

youdao

This specific length can be regarded as a rough evaluation of applicable range of classical electrodynamics.

这个特定的长度也是对经典电动力学适用范围的一个粗略估计。

youdao

Here's where it comes. " The result of the discussion of these questions seems to be a general acknowledgment of the inadequacy of classical electrodynamics in describing the behavior of systems of atomic size."

这就是他来的地方“,这些问题讨论的结果,似乎变成了一种普通的知识,经典电动力学,不能描述原子尺度的系统行为“

麻省理工公开课 - 固态化学导论课程节选