So this series is broken into two terms that are conveniently representing two physical ideas.

所以这一串式子将变为两项,这两项代表了两种物理作用。

youdao

So this series is broken into two terms that are conveniently representing two physical ideas.

所以这一串式子将变为两项,这两项代表了两种物理作用。

youdao